Answer:
Correct answer is a: Europeans arrived in the America
.
Explanation:
A is the correct answer as in 1492 Christopher Columbo with his three ships arrived in the New World. From that period on Europeans started colonizing this area, which forever changed the history of this area. Some Native tribes even disappeared due to this fact.
All other answers are false, as they are not based on historical facts.
Hate speech is and only is legal under the first amendment when no one is being put in danger by the speech. For example, you can say you hate this person but you can not say I hate this person and I will kill this person.
Researchers who take a biological viewpoint examine the influence of genetics and neurobiological factors on aggression.
<h3>Who is a researcher?</h3>
This is the name that is used to refer to the person that is involved in the carrying out of research in order to unravel the reasons for the existence of certain phenomena in the society or in the environment.
The people that are biological researchers are those that are involved in carrying out the research that has to do with the genetics and other aspects of human biology or the study of organisms.
Read more on research here: brainly.com/question/968894
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Answer:
A point on the curve
Explanation:
The production possibility frontier is a curve that shows the maximum output of two good that can be gotten if all resources available are fully and efficiently employed. Labour is one of such resources and all points on the PPF means that all resources are fully and efficiently utilized. Hence, labour like every other resource that is fully utilized will be on a point on the PPF.