A. Whomever???????????????????
D. It doesn’t tell you why they are the best in the field
The answer is D he is complaining about having to share the bathroom with everybody else.
The protagonist's choice is either changed or stays the same. depending on what the choice is.
3. would be/knew how
The first blank must be future tense because the word after it ends in -ing
The second blank must be ____ how, and it must be past tense, so knew how. She knows <em><u /></em><em>why </em>the business would be started, to provide a great public service, but not <em>how</em>.