Rearrange the following segments to make a meaningful sentence:

(A) at the progress India has made in the field of nuclear research
(B) the prime minister looked back with satisfaction
(C) will have to accept India as a nuclear power
(D) and asserted that sooner or later the big powers

Choose the correct answer from the options given below:

(B), (A), (D), (C)

The correct answer is Option (1) → (B), (A), (D), (C)