Choose the One Alternative That Best Completes the Statement or Answers

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
Solve the problem.
-The cost for an animal shelter to spay a female cat is $87 and the cost to neuter a male cat is $59. Write an objective function z = f (x, y) that represents the total cost for spaying x female cats and Neutering y male cats.

A) $z = 87 x + 59 y$
B) $z = 73 ( x + y )$
C) $z = 59 x + 87 y$
D) $z = 28 ( x + y )$