Question: In Prolog, what does the term backtracking refer to ? 1 . The process of finding alternative solutions 2 . The process of compiling Prolog

In Prolog, what does the term "backtracking" refer to?
1. The process of finding alternative solutions
2. The process of compiling Prolog programs
3. The process of performing arithmetic operations
4. The process of defining new predicates

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