The Bluebird Factory Reported $1,000,000 in Total Revenues and $60,000

The Bluebird Factory reported $1,000,000 in total revenues and $60,000 total variable costs during the previous year.
Required:
Compute the contribution margin.

A) $900,000
B) $920,000
C) $940,000
D) $960,000
E) $980,000