How can you create many to many relationships under salesforce?

1.	How can you create many to many relationships under salesforce?
Answer» How can you create many to many relationships under salesforce? Choose the CORRECT option from below list (1)Creating DIRECT many to many relationships (2)USING a piece of CODE to relate both objects (3)Using a junction object (4)Not possible to create many relationships in salesforce Answer:-(3)Using a junction object

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