Assertion (A): An oily patch observed after the grease spot test confirms the presence of starch in the food item.
Reason (R): Starch exhibits lipophilic properties similar to fats, resulting in an oily residue during testing.
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 assertion and reason are false.