A __________ lens is used to correct farsightedness
a. concave
b. convex
c. concentric
d. contralateral
e. bifocal
b. convex
Psychology
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The variables about the people or observations within each grouping in a multilevel model are
A) upper-level variables. B) middle-level variables. C) lower-level variables. D) criterion-level variables.
Psychology
The most common negative effects of masturbation include
a. acne. b. decreased sex drive. c. feelings of fear, guilt, or anxiety. d. all of these.
Psychology