Which one of the following would be considered a sunk

Which one of the following would be considered a sunk cost?
a. Variable cost of materials to build a new product
b. Additional insurance for a new product line
c. The total amount paid to purchase investment securities last year; the securities have recently declined in value by 50%
d. Expected annual maintenance costs for new equipment



$1.99
Suggested Freelancers
    Loading Freelancers