Core Windows Inc

Core Windows Inc. makes all purchases on account, subject to the following payment pattern: Paid in the month of purchase: 40%
Paid in the first month following purchase: 30%
Paid in the second month following purchase: 30%
If purchases for January, February, and March were $400,000, $280,000, and $300,000, respectively, what were the firm's budgeted payments in March?

A) $120,000.
B) $160,000.
C) $232,000.
D) $324,000.
E) $980,000.