As a baby, racine had intense reactions to stimuli, cried often, and was easily frightened. racine's behavior best reflects which aspect of temperament? select one:
a. sociabilityb. emotionalityc. activityd. reactivity

b. emotionality

Explanation:

Hi! Emotion is the state of complex feelings with psychic and somatic behavioral components, and its external manifestation is affection, Racine had alterations in her emotions due to these external stimuli. An example to identify the emotional responses that Racine makes is her crying and frightening.

c. taught scientists many new things about the earth, but not other planets.

explanation:

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.