Suppose you purchase one Texas Instruments August 75 call contract quoted at $8.50. If, at expiration, the price of a share of Texas Instruments stock is $79, your profit would be _________. (Note: One contract consists of 100 options.)

A) 400 B) -400 C) 450 D) -450

Suppose you write one Texas Instruments August 80 call contract quoted at $6. If, at expiration, the price of a share of Texas Instruments stock is $79, your profit would be _________.

A) 500 B) -500 C) 600 D) -600