At approximately what age do children start using their thumbs to aid them in grasping objects?

a. 4-6 months c. virtually at birth
b. 9-12 months d. 2-3 months


B

Psychology

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Wyatt uses a non-prescription drug on a regular basis. Some of the short-term side effects he experiences are mood swings and poor mental functioning. It is MOST likely Wyatt is using

a. LSD. b. marijuana. c. alcohol. d. cocaine.

Psychology

Cedric's home was severely damaged in Hurricane Sandy. In spite of losing nearly all of his possessions, Cedric's difficulties in functioning have been minimal. This has been true right after the storm, one year later, and even two years later. Cedric is showing which pattern of disruption in functioning?

a. Chronic b. Delayed c. Recovery d. Resilience

Psychology

When memorizing a list of 20 names, concentrating more on the eighth name through the fourteenth name is an example of being aware of

a. selection. b. organization. c. the serial position effect. d. part learning.

Psychology

Participants in psychological research are free to end their participation at any time, with no threat of retribution or punishment. This freedom is consistent with which feature of ethical research?

A) external validity B) beneficence C) being just D) respecting people

Psychology