Answer:
An avalanche happened when a huge area of snow melted.
Explanation:

It would be the level of the river rose last. I belevie it is intransitive but i could be wrong.
Answer:
the process of taking in and fully understanding information or ideas.
Answer:
Electoral College
Explanation:
the president and vice president are not elected directly by citizens. Instead, they're chosen by “electors” through a process called the Electoral College. The process of using electors comes from the Constitution. It was a compromise between a popular vote by citizens and a vote in Congress.
The correct answer is: [D]:
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"<span>A class learned sign language to help a classmate."
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