(a) Selection is the process that an organization uses to determine which job applicant will be the most successful in meeting the demands of the job or will fit well with the existing work groups and the culture of the organization. Benefits of employee selection : 

Reduces Applicant Numbers : 

Recruitment attracts many applicants to a particular job, which may prove difficult to manage, but selection reduces applicants to a manageable number. Candidates who have applied for a job dining the recruitment stage are screened in the selection stage. Those who prove suitable for the job are selected and unsuitable ones are rejected. 

Access Behaviour : 

Selection gives managers an opportunity to assess potential employees’ character and personality. This ensures that only an employee with the most suitable personalities and skills is given the job. The organization takes particular notice of the personal flexibility and adaptability of a candidate, which assures that such an individual can adjust rapidly to the tough demands of the job. 

Low Employee Turnover 

Appropriate selection procedures applied in the recruitment process ensure that only the most qualified individual is chosen to fill a vacancy. Recruited employees who are satisfied with their jobs lead to a low employee turnover rate. Employee retention is important to an organization, as the costs of hiring and training new employees are very high. 

(b) Under the Internship Training, an educational or a vocational institute enters into an arrangement with the industrial enterprises to provide experiential knowledge to their students. Simply, the training conducted to offer a practical knowledge to the students, lasting for few months, is called as the internship training. These trainings are conducted for such courses viz. Engineering, Medical, Management, etc., wherein the advanced theoretical knowledge is to be backed up by the practical experience of the job. 

Role playing method is a stimulation in which each participant is given a role to play. Trainees are given with some information related to description of the role, concerns, objectives, responsibilities, emotions, etc. Then, a general description of the situation and the problem that each one of them faces, is given. For instance, situation could be strike in factory, managing conflict, two parties in conflict, scheduling vacation days, etc. Once the participants read their role descriptions, they act out their roles by interacting with one another. 

(c) Employees of the organization : Employees of the organization communicate or inform about the vacant positions of the organization to their friends and relatives. In many organizations, they allowed referring potential candidates for the suitable vacancies. 

Promotions : Promotions involve vacancies of the organization are filled by promoting the skilled employees to the suitable jobs and it can motivate the employees by giving higher position, increased salary, status and responsibility. Promotions can help in reducing employee turnover by creating the hope of getting higher positions.