1.Denise needed money to purchase a new car. She decided to sell 100 shares of IBM. She bought the following blocks of stock. Assume that Denise did not specifically tell her broker, which shares to sell. What is her cost basis for the shares sold?

Jan. 2016 - Purchased 50 shares @ $32 per share

Mar. 2018 Purchased 20 shares @ $40 per share

May 2019 Purchased 40 shares @ $30 per share

July 2019 Purchased 25 shares @ $34 per share

A. $3,410.

B. $3,330.

C. $3,300

D. $3,450

E. None of the above

can you please show the calculations thank you.