Assertion (A) : Oils are generally liquids at room temperature.
Reason (R) : Oils contain unsaturated fatty acids.
The correct answer is:

A

(A) is true, but (R) is false.

B

(A) is false but (R) is true.

C

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

D

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