__________ involves preventing sperm from fertilizing an ovum, in order to prevent conception and pregnancy.
A. Interference
B. Contraception
C. Aversion
D. Counter-transmission
Answer: B
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The “magic number 7 plus or minus 2” refers to the ____
a. ?capacity of short-term memory b. ?duration of short-term memory c. ?duration of semantic memory d. ?capacity of semantic memory
Which of the following measures offset proportions of a normal curve that are above and below the mean?
a. standard deviation b. median c. mode d. coefficient of correlation
A 9- or 10-month-old infant would be most likely to use the correct tool to retrieve a toy if
a. the toy is one of the infant's favorites. c. the toy and the tool are the same color. b. there are no other toys nearby. d. the tool is in close proximity to the toy.
A central explanatory mechanism in attachment theory, originally formulated by Bowlby, is
a. the internal working models of attachment. c. the cooperative breeding hypothesis. b. the parental investment theory. d. natural parenting.