Gow Constructors, Inc. has consistently recognized revenue over time for its long$-$term construction contracts. In Year $1,$ Gow started work on an $$18,000,000$ construction contract that was completed in Year $2.$ The following information was taken from Gow's Year $1$ accounting records:

Progress billings

$6,600,000$

Costs incurred

$5,400,000$

Collections

$4,200,000$

Estimated costs to complete

$10,800,000$

What amount of gross profit should Gow have recognized in Year $1$ on this contract?

A$.$

$$600,000$

B$.$

$$900,000$

C$.$

$$1,400,000$

D$.$

$$1,200,000$