On the last day of October, B Corp at $37 1/2 per share and also considering an Olivia option.

	Calls	Calls	Puts	Puts
Price	December	March	December	March
35	3 3/4	5	1 1/4	2
40	2 1/2	3 1/2	4 1/2	4 3/4

Refer to Exhibit 20.3. If B Corp decides to buy a March call option with an exercise price of 35, what is his dollar gain (loss) if he closes his position when the stock is selling at 43 1/2?

Refer to Exhibit 20.3. If B Corp buys a March put option with an exercise price of 40, what is his dollar gain (loss) if he closes his position when the stock is selling at 43 1/2?