Answer: B) Evaluation apprehension
Explanation:
Evaluation apprehension is the concept in which it is believed that working on a task with other people can raise concern how will those people think of work may improve or degrade performance.
According to the question, Sarah's situation is describing evaluation apprehension as she has concern what jury will think about her speech which impacts in degradation or enhancement of her speech performance.
Other options are incorrect because self-serving bias, risky shift and altruism is not impacting performance of Sarah.Thus, the correct option is option(B).
A boundary separating two masses of air with different densities. It is the principal cause of the odd weather patterns and phenomenons outside of the tropics.
First you would need to know the student in order to teach them. Second, it shouldn't be boring to the student.
Answer: c
Explanation: because of the deal, many people after the great depression got jobs and would support their familes.
The reason they were brought to north and south America is because there were not enough people to work on the plantations in the Americas so A. hope this helped:)