Answer:
A. As stereotyped: People of color were often portrayed as criminals is the correct answer.
Explanation:
Answer: When the mind is unbiased
Explanation: Making rational decisions requires one to be unbiased either as a result of religious, racial or gender influence. It also requires one to be in the right frame of mind at the time of making the decision. Emotional decisions could occur if one's judgment is influenced by religious, cultural or social inclination or sympathy towards a particular group. It could also stem from one's present state of mind at the time the judgment is passed, hence making one's judgment more of emotional than rational.
In other to make rational decisions one should be in the right frame of mind, free from external influences which could induce bias into one's decision.
Answer:
C. Varieties of an element that differ only in the number of neutrons are called isotopes.
Explanation:
The Earth is approximately 
old. The solar system formed from giant gas clouds which was a part of the solar nebula.
The surface of soil which demarcates two soils of different geological ages is called a unconformity.
Palesol is the soil that lies between sediments or volcanic deposits. If the paleosol is older they have lithified rock.
Hence, option C is true.
Answer:
9km/sec is the speed of the boat.
