I think 2 would be the answer!
The answer is:
"When he made 6 free-throws in a row, Joel refuted Steve's claim that he couldn't shoot baskets."
Answer:
Yes it's possible but It would sound better If you said, positive and negative emotions.
Explanation:
Desirable and undesirable can have conflicting meanings I.e desirable is what you like and undesirable is what you don't like but you can desire something negative or have something good that's undesirable to you.
Answer:
The reader understands the history of the rebellion, but the new horses do not.
Explanation:
The new horses only know what they were told but not the real reason for the Rebellion and the Principles of Animalism was foreign to them, therefore they have to rely on the older generation
Mount Everest is not a person, so whom and who cannot be used.
The phrase that the blank spot is in needs a transition word to flow correctly. 'that' does not flow, as it would make this phrase grammatically incorrect.
The answer is B. which.