Consider a covered call, which is a combination of a long stock and a short call on the stock. Here are the call option's parameters:

K, X	6.00	strike price
T	0.5	time to expiration, in years.

The risk-free rate equals 6%.
rf	6%

Premium of the call= 0.84

6.45	ST Assume that the expiration date stock price is 6.45.

stocks expiration date payoff: 0.45

short call's expiration date payoff: -0.45

stock plus short call expiration date payoff: 6

Question:

1a. What is the profit of the stock?

1b. What is the profit of the short call?

1c. What is the profit of the portfolio: stock plus short call?