Recall the Application About Rory McIlroy and Weed-Whacking to Answer

Multiple Choice

Recall the Application about Rory McIlroy and weed-whacking to answer the following question(s) . The Application assumes that Rory McIlroy could whack down all the weeds on his estate in one hour at an opportunity cost of $1,000, but it would take 20 hours for a gardener to do it at a price of $10 per hour.
-Based on the assumptions in the Application,Rory McIlroy would be indifferent to hiring a gardener and whacking the weeds himself if the hourly rate for a gardener was

A) $10.
B) $200.
C) $800.
D) $1,000