Answer:
I believe your answer is addition
Huxley is commenting that most people in society prefer to live in "happy ignorance" as opposed to having knowledge. The stars, or truth, are "depressing."
This is because that many find the truth upsetting and would prefer to live in the dark. Huxley is saying that for many, ignorance is bliss.
Answer:
Comparing [and Contrasting]
Explanation:
Margaret finds the similarities between algebra and rock climbing, which is a requirement when it comes to comparing and contrasting.
I came back to my office after I saw the rain.