The pouch of skin located under the abdomen that contains the testicles is known as the _________

What percentage of all emerging adults have said that they receive money from their parents in addition to food, medical care, tuition, and other support?

10 35 50 80

Volunteer ________ is a problem in experimental research wherein some types of people may be more willing to participate in certain studies than others. This willingness may end up impacting the results of the research

a) bias b) blindness c) generalizability d) demand