Answer:
That statement is True
Explanation:
Primary sources is a source of information that directly created by the people who were involved in the past events.
For example, when we're studying civil war, Letters that directly written by lincoln or the Papers that were written by journalist who witnessed the war would be considered as a primary source.
Susan Solomon's article about climate change on the web of science was based on her direct involvement in the researches, which is why it's considered as a primary source.
<span>he used profits from ivory to buy modern weapons
</span>
I believe that would be C.
A noise that produces an echo when it bounces off a distant wall.
Jeff's ideas are because of his Percival bias.
Explanation:
Jeff has a predisposition bias against vegans because he associates them with a certain ind of habits that is the tree hugging and many such movements that he obviously has a negative view about.
Thus, even when a person is vegan because they have no other choice but to be one they are still laying the same negative stereotypes on them.
This is the predisposed bias that he transfers onto another person who broadly fits that category in his head.