Given below are two statements: One is labelled as Assertion A and the other labelled as Reason R.
Assertion A: Antihistamines do not affect the secretion of acid in stomach.
Reason R: Antiallergic and antacid drugs work on different receptors.
In the light of the above statements, choose the correct answer from the options given below:

A

A is false but R is true

B

Both A and R are true and R is the correct explanation of A

C

A is true but R is false

D

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