The only suitable answer is earthquakes because it could rupture the side of the mountain it is on causing it to fall and break.
U.S. House of Representatives.
One of the innovations that helped neolithic (New Stone Age) farmers become more productive was:
d) the reaper
The reaper, otherwise known as a sickle, is an agricultural tool used to harvest crops or cut them to feet livestock.
The Homestead Act of 1862 opened up a setttlement of the western U.S, allowing any American or free slave, to <span>put in a claim for up to 160 free acres of federal land.
(Credit to HISTORY.com for a bit of this answer!)</span>
The correct answer would be option B, Social Loafing.
Amanda ends up getting the same grade as the other group members. This is an example of Social Loafing.
Explanation:
When people work in group, the individuals usually exert less effort as compared to the effort they put if they work alone. This phenomenon is called as the Social Loafing.
In Social Loafing, people working in groups are more dependent upon others and feel less responsibility of work. They share less efforts and seek equal reward. That is why, group's efficiency is usually seen low.
So when Amanda put least effort in the completion of the project and got the same grades as of the other group members, this is called as Social Loafing.
Learn more about Social Loafing at:
brainly.com/question/8001474
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