ANSWER
Two different species of mice migrated to the river from different directions.
EXPLANATION
Solved scientifically in my head.
<span>Nonfiction books are based in fact and can take many forms. Some types of nonfiction books are personal accounts, such as journals, autobiographies and memoirs, while others are more instructional, such as how-to books, manuals and reference guides. [ Scientific, religious and philosophical books are typically classified as nonfiction. Medical books, travelogues and essays are also nonfiction</span>
Answer:
The person backs up opinions with evidence.
The person explains why the opposing side is wrong.
Explanation:
Indefinite pronouns are used to refer to nonspecific people, things or places. In this way, the speaker uses -body or -one to refer to people, and -thing to indicate objects. As a general rule, these pronouns are consider to be in the singular form so the verb has to agree with it.
It is important to highlight that “Nothing” is used in negative sentences (example: Nobody worked yesterday.)
"Something" is used for unknown or nonspecific object and it is appears in affirmative sentences.(Example: I saw something in the kitchen).
“Everything” is used to refer to a total amount of nonspecific objects and it appears in affirmative sentences.(Example: I bought everything yesterday).
I would go ahead with D but I am sorry if I am wrong. Please let me know if I am wrong