C. Prakashan may not be the main person behind the mishap.
Feedback The passage raises the question, whether the Prakashan is the culprit or not. It indicates that the passage intends to say that Prakashan may not be the real culprit. Hence, (a) is not the answer. The statement clearly indicated about the short comings on the part of Prakashan. Hence, (b) is not the answer. The passage does not intend to say that Prakashan may be the main person. It is clear when he raises the question. Hence, (c) is the answer. The passage believes that Prakashan has a hand in the incident. The passage does not find fault with arresting Prakashan. It intends to say that there can be some other people also behind the mishap. Hence, (d) is not the answer.