(A) Tertiary carbocations are generally formed more easily than primary carbocations.
(R) Hyperconjugation as well as inductive effect due to additional alkyl groups stabilize tertiary cabocations.
A. If both (A) and (R) are correct and (R) is the correct explanation of (A).
B. If both (A) and (R) are correct but (R) is not the correct explanation of (A).
C. If (A) is correct but (R) is incorrect.
D. IF (A) is incorrect but (R) is correct.