Crystallized intelligence tends to decrease during adulthood, while fluid intelligence tends to increase.
Indicate whether the statement is true or false
Question 2Which of the following is true of stranger anxiety in children?
A) It peaks at nine to twelve months of age.
B) It appears at about three months of age.
C) It declines at six months of age.
D) It ends after one year of age.
Question 3Erectile problems can arise when clogged or narrow arteries leading to the penis deprive the penis of blood and oxygen.
Indicate whether the statement is true or false
Question 4Which of the following is true of children with fear of strangers?
A) They show more anxiety when their mothers are present.
B) They are less fearful in a laboratory setting.
C) They show distress by crying, whimpering, gazing fearfully, and crawling away.
D) They develop the fear around one to three months of age.
Question 5Sexual dysfunctions are persistent or recurrent problems in becoming sexually aroused or reaching orgasm.
Indicate whether the statement is true or false
Question 6According to research by Kochanska, at the age of 14 months, resistant children:
A) are unlikely to be emotional.
B) frequently respond with distress even in episodes designed to evoke joy.
C) are characterized by an indifferent attitude toward caregivers.
D) are less likely to show fear and anger.
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