You are given the following information about a European Options Portfolio, all are for the same underlying security and have the same expiration date. Assume that there is only 1 unit of the underlying security per option contract. Assume that the final stock price at maturity is $ 22.

Position	Strike Price ($)	Option Premium ($)
A. 8 Long Calls	21	1.7
B. 5 Short Calls	14	4.2
C. 8 Long Puts	14	0.8
D. 7 Short Puts	21	3.1

a) Compute the payoffs for A, B, C, D and the total portfolio payoff.

b) Compute the profit for A, B, C, D and the total portfolio profit.

Please show all work.