'their' because the sentences says one of the speakers. it doesn't clarify if the speaker is a boy or girl.
Answer:
A systems of beliefs
Explanation:
According to the given question, the use of the word "philosophies" in the excerpt means "systems of beliefs".
This is because, it is described that Muir and Pinchot has a philosophy which were not at odds but rather work well together.
I think the answer are A & B.
Answer:
A) A paraphrase of a chapter in a book.
Explanation:
-A) If you are paraphrasing something, you are putting it into your own words. However, the original author and source needs to be recognized, but it does not need to be cited.
-B) Direct quotations must be cited or else it is considered plagiarism (as is most pieces of work without citing).
-C) Encyclopedias have to be cited as well because they are the main source that people are drawing the factual evidence from.
-D) A direct quotation as well.
*Please note that I'm not 100% sure on this answer.