Assertion (A): Small intestine is the main organ for absorption and digestion of food.
Reason (R): Villi are present in intestine and it also receive secretions from pancreas.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.