Which BEST describes Mr. Bixby's influence on the narrator's learning how to "read" the water?

Responses
A Mr. Bixby is a cruel taskmaster, forcing the narrator to do his bidding.Mr. Bixby is a cruel taskmaster, forcing the narrator to do his bidding.
B Mr. Bixby is an apathetic teacher, reluctantly instructing the narrator.Mr. Bixby is an apathetic teacher, reluctantly instructing the narrator.
C None of these represent an accurate description of Mr. Bixby and his teaching.None of these represent an accurate description of Mr. Bixby and his teaching.
D Mr. Bixby is a confident teacher, trusting that the narrator is ready to learn.Mr. Bixby is a confident teacher, trusting that the narrator is ready to learn.

D Mr. Bixby is a confident teacher, trusting that the narrator is ready to learn.