Q.

Assertion: The testes descend into the scrotum just before birth.
Reason: Human males have 2 testes in the body.

1 Both assertion and reason are correct and reason is the correct explanation of assertion.  
2 Both assertion and reason are correct but reason is not the correct explanation of assertion.  
3 Assertion is true but Reason is false.  
4 Assertion is false but Reason is true.  

Ans.

(2)

Human males have 2 testes and the testes descend into the scrotum just before the birth for the movement of the foetus in the canal. Thus, both assertion and reason are correct but reason is not the correct explanation of the assertion.