An investor buys for $3 a 3-month European call with a strike price of $30 and sells for $1 a 3-month European call with a strike price of $35.

a. Prepare an algebraic table showing the payoff of this position at expiration under different scenarios.

b. Prepare a numerical table showing the payoff and the profit of the above position at expiration, under different scenarios. (use excel).

c. Use this table to draw the graphs of the position's payoff and profit at expiration Hint: Consider these three scenarios

ST < 30, 30 ST 35, ST > 3

Please do in Excel and show cell references, Thanks!