Describe the effect on a call option’s price caused by an increase in each of the following factors:

/in /by

Describe the effect on a call option’s price caused by an increase in each of the following factors:
(1) Stock price,
(2) Exercise price,
(3) Time to expiration,
(4) Risk-free rate, and
(5) Variance of stock return.

Describe the effect on a call option s price caused by