The rate of full immunization of children in the United States rose from 55% in 1992 to 90% in
1999. The main reason for this rise is
a. pediatrician demand.
b. the increase effectiveness of immunizations.
c. a federally-funded media campaign.
d. Forced immunization programs.
c. a federally-funded media campaign.
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The core stages of Tuckman’s model of group development are (in order): forming, storming, norming, performing, and adjourning.
a. True b. False
Understanding that death is final, irreversible, and inevitable typically emerges at what years of age?
A. 2-3 B. 4-5 C. 5-7 D. 7-9
In behavioral terms, drugs like aspirin are considered negative reinforcers because they a. make a person feel good
b. stop a person from feeling pain. c. have toxic effects on the nervous system. d. can cause frequent users to become dependent on them.
When Simon LeVay compared the autopsied brains of homosexual and heterosexual men, he discovered a cluster of neurons in the substantia nigra that was consistently larger in men with a homosexual orientation
Indicate whether the statement is true or false