Monica Has Spent $30,000 Purchasing and Repairing an Old Cabin,which

Monica has spent $30,000 purchasing and repairing an old cabin,which she expects to sell for $40,000.She discovers that she needs an additional repair,which will cost $15,000.She can sell the cabin as it is now for $25,000.What should she do

A) She should take the $25,000.
B) She should never sell something for less than its cost.
C) She should complete the repairs and sell the cabin.
D) It doesn't matter which action she takes; the outcome is the same either way.