Regarding Pain Management, Which of the Following Statements Is/are True

Regarding pain management, which of the following statements is/are true of NSAIDs?
I. NSAIDs are analgesic and anti-inflammatory.
II. Indomethacin should not be taken in excess of 200 mg per day.
III. NSAIDs can cause GI upset and GI bleeds.
IV. They inhibit prostaglandin synthesis via the cyclo-oxygenase pathway.

A) All the statements are true.
B) None of the statements are true.
C) Statements I, II and IV are true.
D) Statements I, II and III are true.