Answer
A, B, C.
Work Step by Step
The boiling point is raised at higher pressure (think "pressure cooker"), and atmospheric pressure is higher when one is lower. This is discussed on pages 325-326.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.