Which of the following statements about Prof. C. N. R. Rao is/are correct?
1.He is considered to be an international authority in solid-state and structural chemistry.
2. He is the first Indian to reach the H-index of 100, reflecting the economy of the body of his published research work.
Select the correct answer using the code given below.

Options

A. 1 only
B. 2 only
C. Both 1 and 2
D. Neither 1 nor 2