In recursive backtracking,if one set of recursive calls does not result in a solution to the problem,what happens?
A)The program returns to a previous decision point and makes a different decision.
B)The program backs up to the previous decision point and throws an exception.
C)The program continues,with unexpected results.
D)The program backs up to the original method call.

Question

Quizplus · Accepted Answer

In recursive backtracking, if one set of recursive calls does not result in a solution to the problem, the program backtracks to the previous decision point and makes a different decision. This process continues until a solution is found or all possible options have been exhausted. Therefore, the correct answer is A.

In Recursive Backtracking,if One Set of Recursive Calls Does Not