The following selected transactions occurred for Corner Corporation: Feb. 10 Purchased 560 shares of the companys own common stock at $36 cash per share; the stock is now held in treasury. July 31 Issued 180 of the shares purchased on February 1 for $46 cash per share. Sept. 30 Issued 140 more of the shares purchased on February 1 for $31 cash per share.

What is the amount of Treasury Stock account balance on September 30?

a. $7,540

b. $13,680

c. $8,640

d. None of the answer choices are correct.

e. $6.480