An investor owns 500 shares of RIF, a well-established company with a long history of paying liberal dividends. If this individual wishes to increase his income without any cash outlay and without increasing his risk, it would be most appropriate for him to:
A) write five puts on the RIF.
B) exercise his preemptive rights.
C) write five calls on the RIF.
D) buy five calls on the RIF.
Answer: C) write five calls on the RIF.