Answer: Their son chose this group because he shares their interests.
Though the answer isn't too obvious, it makes sense.
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Explanation:
For human being can involve different aspects besides the biological,<em> it has an erotic, physical, emotional, social, and even spiritual, political, religious or cultural meaning. Is a central aspect of humans and it also involves gender identity, sexual orientation, pleasure and intimacy.</em>
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Answer:
c. voluntary participation
Explanation:
In the context, Professor Smith conducts a research in the dating behaviors of her college students. She wishes to track the students dating behavior through their entire college careers. So on her first class she explains her research work to the students and does the survey during the class.
Thus in this case, the research has an effect on the voluntary participation of the college students as all the students present in her class was given the survey to complete and they were not asked for their voluntary participation in he survey.
Hence the correct option is (c).