In Zero Company's Income Statement, They Report Gross Profit of $55,000

In Zero Company's income statement, they report gross profit of $55,000 at standard and the following variances:
Materials price $ 420 F
Materials quantity 600 F
Labor price 420 U
Labor quantity 1,000 F
Overhead 900 F
Zero would report actual gross profit of

A) $51,660.
B) $52,500.
C) $57,500.
D) $58,340.