Answer:
Capitalization Error
Explanation:
This sentence contians a capitalization error, because the word "doctor" should not be capitalized.
In the tense that is it being used, it is a common noun, therefore requires no capitalization.
If the sentence was Doctor John does not make house calls., then yes, it would be capitalized.
Verb tense is the past, present, and future.
Answer:
"I've had to compete with some of the sharpest wits going to get my pile. A man gets in a groove in New York. It takes the West to put a razor-edge on him