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What among the following constitutes to the incremental formulation of CSP?(a) Path cost(b) Goal cost(c) Successor function(d) All of the mentionedI have been asked this question in an online quiz.Question is from Constraints Satisfaction Problems topic in section Problem Solving of Artificial Intelligence

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Right answer is (d) All of the mentioned

The best I can explain: Initial state: The EMPTY assignment ( ), in which all variables are unassigned.

Successor function: A value can be assigned to any unassigned variable, provided it does not CONFLICT with PREVIOUSLY assigned variables.

Goal test: The current assignment is complete.

Path cost: A CONSTANT cost (e.g., 1) for every STEP.



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