The answer is:
D.personal responsibility
"definition" is the one term among the choices given in the question that distinguishes <span>a term from all other terms. The correct option among all the options that are given in the question is the first option or option "A". I hope that this is the answer that has actually come to your desired help.</span>
Muir's use of diction in this paragraph, clearly shows how effective his language. The bolded words, like difficult, force, crooked, struggling, etc. create a tense, painful, and frustrating mood. Muir uses these words describe how his journey was through the wading bogs, and swamps and he uses these words to describe what he went through before finding the Calypso Borealis.