Assertion (A): A hypothesis leads either to support or refute or modify an existing theory.

Reason (R): A hypothesis is a proposition which can be empirically tested to determine its validity.

[A] Both A and R are true, and R is the correct explanation of (A).

[B] Both A and R are true, but R is not the correct explanation of (A).

[C] A is true, but R is false.

[D] A is false, but R is true.

Answer & Explanation
Answer: Option [A]