As of December 31, 2018, Cady Corporation has one construction job for which the construction in progress account has a balance of $20,000 and the billings on construction contract account has a balance of $14,000. Cady has another construction job for which the construction in progress account has a balance of $3,000 and the billings on construction has a balance of $5,000. On the December 31, 2018 Balance Sheet, Cady Corporation will report:

a. Billings in excess of costs and profits, $6,000.

b. Billings in excess of costs and profits, $4,000.

c. Costs and profits in excess of billings, $4,000.

d. Costs and profits in excess of billings, $6,000.