JEE Main 2022 Chemistry question

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Thin layer chromatography is an adsorption chromatography. Reason R: A thin layer of silica gel is spread over a glass plate of suitable size in thin layer chromatography which acts as an adsorbent. In the light of the above statements, choose the correct answer from the options given below

• (1)Both A and R are true and R is the correct explanation of ACorrect
• (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)A is false but R is true