Reason (R): There is a repulsion between the two bulkier R groups.
A. Both A and R are correct but R is not the correct explanation of A.
B. Both A and arc wrong
C. Both A and R are correct and R is the correct explanation of A.
D. A is correct but R is wrong
Answer:C
Reason (R): There is a repulsion between the two bulkier R groups.
A. Both A and R are correct but R is not the correct explanation of A. B. Both A and arc wrong C. Both A and R are correct and R is the correct explanation of A. D. A is correct but R is wrong