The correct answer is that Jane is more friendly and sociable than Denise. When we get a positive stimuli from a person, we are more likely to open up and feel happier which will lead to us being more sociable to other people. When we feel that the other person does not like us, we tend to close up, doubt ourselves and therefore look less friendly.
Specialization is where the production of a limited number of products focuses on a nation or individual. It is often forgotten to produce other goods and depends on trade for the other goods.
I'm going to say judicial review. However since your question is a little unclear, I'm not sure this is the answer you want.
Relation or between people , particulary the treatment of people in professional context.
