Positron emission tomography (PET) scans

a. expose the participant to X-rays

b. expose the participant to strong magnets.
c. utilize detectors of radioactive tracers.
d. require the participant to wear a helmet containing sensors.

c

Psychology

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________ programs, involve groups that seek to engage in activities meant to improve the social welfare of a town, city, or even the nation

A) Social welfare B) Community service C) Extracurricular D) Ingroup

Psychology

Participation in extracurricular activities is related to higher levels of self-esteem for adolescents

Indicate whether the statement is true or false.

Psychology