JEE Main 2023 Chemistry question

Given below are two statement : one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : 5f electron can participate in bonding to a far greater extent than 4f electrons. Reason R : 5f orbitals are not as buried as 4f orbitals. 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 ACorrect
• (C)A is true but R is false
• (D)Both A and R are true but R is NOT the correct explanation of A