Ramos Company Ordered 500 Toy Wagons from Lamar, Inc

Multiple Choice

Ramos Company ordered 500 toy wagons from Lamar, Inc.on May 1, 2010.Ramos Company paid for them on May 20 at a cost of $2 each.Ramos sold 50 of them on June 2, 2010, for $5 each to Gilloz Company.Gilloz Company paid Ramos on June 10.
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Which amount represents Ramos Company's input markets related to this sale?

A) $300
B) $1,000
C) $1,700
D) $250