The answer is "these three members have different <span>value or roles in the group".
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Values refers to our own convictions that we accept are imperative both to us and society all in all. As in the above situation Bob, Mary and Tom have different and their own roles and values in the group.
Wundt, Wilhelm Max first laboratory <span />
The main point of the nuclear non-proliferation treaty was not spread the use of nuclear weapons so your best choice would be nuclear energy as a source of fuel was not to be allowed.
This diagram shows equality between male and female. I agree with this image because i believe strongly in equality.
I believe the answer is: A. confirmation bias.
Confirmation bias tend to happen if we keep surrounding ourselves only with the same people who held a certain similarities.Because of confirmation bias, we tend to be determined to seek our news from one specific resource that we know always support our view.