______ helps protect against spina bifida and anencephaly.
A. Vitamin C
B. Vitamin D
C. Calcium
D. Folic acid
Answer: D
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The areas of thinking and language are important topics to study in the ____ approach.
A. cognitive B. psychoanalytic C. humanistic D. behavioral
______ research permits researchers to examine relations among measured characteristics, behaviors, and events.
A. Experimental B. Correlational C. Cross-sectional D. Quasi-experimental
What fascinated Pavlov most about his salivating dogs was that _________
a. the behavior of the dogs never changed b. the behavior of the dogs changed erratically c. the dogs began to salivate before receiving food d. some dogs salivated and others did not
Modern nursing homes were organized
a. as primary agents of medical care b. around the beginning of the 19th century c. mainly to perform an educational function d. all of these e. none of these