A sentence or in bracket part thereof is given which may need improvement. Alternatives are given at (a), (b) and (c) below, which may be a better option. In case no improvement is needed, your answer is (d)Question: We are credibly informed that the murderer has given himself up.

• A. We are informed that the murderer has credibly given himself up
• B. We are informed that the murderer has given credibly himself up.
• C. We are informed that credibly the murderer has given up himself.
• D. No improvement