Answer:
Option A
Explanation:
Robert graduate research project didn't state that all psychology students and classes are the sample he wants to use for his research. He only targets the Psychology students as his participants not sample. So the intuition from the question eliminates options B and C and the conclusion that can be drawn from the question above is that all the students in the psychology classes represent a portion of the sample Roberts wants to use to carry out his research just that he randomly chose some to be his participant.
Answer:
A good is something you can use or consume.so i would say b or c
Explanation:
all i found aquandi and all around it
Answer:
The purpose of establishing colonial economy was to ensure a constant supply of raw materials, cheap labor, market, area for investment, and area for settlement. During the colonial economy period, African economy was transformed and made inferior.
