In terms of the first question, "They" would be an objective pronoun, but it should be noted that this does not have to be so. for the second, the answer is "my".
It is Conditional because there is a condition for borrowing.
Edu. would definitely help with this because edu is short for education.
The correct answer is D, dramatic irony.
Dramatic irony occurs when the audience or reader has information the characters themselves do not. In this case, the reader is aware that much of the Donner Party will not survive, even as they fight to do so. This tension is dramatic irony.
