Question

17 multiple choice 1 point
which of the following would be considered a developmental milestone?
the culture a child grows up in
having brown hair
being upset
beginning puberty

18 multiple choice 1 point
how does a babys behavior demonstrate an understanding of object permanence?
by smiling at a familiar face
by searching for a hidden object
by reaching for a colorful object
by crying when they need a diaper change

Explanation:

Analyze Question 17

A developmental milestone is a specific, age-related functional skill or marker of growth that most children reach by a certain age.

• "the culture a child grows up in" is an environmental context.
• "having brown hair" is a genetic physical trait.
• "being upset" is a transient emotional state.
• "beginning puberty" is a universal biological and developmental milestone marking physical maturation.

Analyze Question 18

Object permanence is the cognitive understanding that objects continue to exist even when they cannot be seen, heard, or otherwise sensed.

• "By smiling at a familiar face" shows social recognition.
• "By searching for a hidden object" directly demonstrates that the infant knows the object still exists even though it is out of sight.
• "By reaching for a colorful object" shows visual tracking and motor coordination.
• "By crying when they need a diaper change" is a basic communication of physical discomfort.

Answer:

Question 17

• the culture a child grows up in
• having brown hair
• being upset
• beginning puberty (Correct answer)

Question 18

• By smiling at a familiar face
• By searching for a hidden object (Correct answer)
• By reaching for a colorful object
• By crying when they need a diaper change