Read each statement carefully and then select the best answer.

1			Most scientists now agree that aging probably has a single cause.
			A)	True
			B)	False
2			The wear and tear theory of aging is an environmental theory.
			A)	True
			B)	False
3			Basal cell carcinoma is the discoloration or spotting that commonly appears on the face, back of hands, and forearms of people under 50.
			A)	True
			B)	False
4			Vision is most acute when we are in our fifties.
			A)	True
			B)	False
5			Rheumatoid arthritis affects 10 million Americans, and another 34 million have low bone mass.
			A)	True
			B)	False
6			At the present time, all states require driver license testing as people age.
			A)	True
			B)	False
7			Worldwide, active life expectancy is highest in the United States.
			A)	True
			B)	False
8			The most cited reason for disability in older people is arthritis.
			A)	True
			B)	False
9			In women the climacteric is referred to as diabetes.
			A)	True
			B)	False
10			Race and ethnicity are related to active life expectancy.
			A)	True
			B)	False