Consider two call options both written on the same stock and with the same expiration date in 6 months. The strike price of call option 1 is $40 and the strike price of call option 2 is $60. Call option 1 costs $10 and call option 2 costs $3. Answer the following two questions:

At what stock prices in 6 months an investor will have a positive profit?

a.

If S_T>47$

b.

If S_T<43$

c.

If S_T>60$

d.

If S_T>43$

e.

If S_T<47$ or if S_T>55$