Office, Inc. sells office furniture. In 2021, it sold 200 desks for $500 each.

For each desk sold, the company distributed a 50% discount coupon for purchase of an office chair within one month. Managers expects that 20% of the coupons will be utilized. The chairs purchased with the coupons are priced at $150.

What is the stand-alone price for the coupon when allocating the $500 transaction price to performance obligations?

A) $0

B) $12

C) $15

D) $75