Question: If you don't explicitly return a value from a function, what happens?

1. The function will return a RuntimeError if you don't return a value.
2. If the return keyword is absent, the function will return `None`.
3. If the return keyword is absent, the function will return `True`.
4. The function will enter an infinite loop because it won't know when to stop executing its code.

Answer: The correct answer of the above question is Option B:If the return keyword is absent, the function will return `None`.