B. separated twins tend to have the small behavioural characteristic, regardless of the environment.
The answer is: Role Strain
Example of this would be when a supervisor of a company is dating her co- workers.
In such situation, she has two different roles. One is as a boss that has to be strict and have a set of expectation that must be fulfilled by employees. On the other hand, she is also a girlfriend that has to give a full support to his loved one.
When her boyfriend make a mistake in the office, it could create a confusion for her since she's unsure which role she need to assume to deal with it.
Answer:
a
Explanation:
it's a. the study of mental processes and behavior.
I think its because the goods were manufactured more. There were more of the goods because they could be transported to other places. But i am not completely sure it just makes sense to me.