Answer to Question 1
ANS: C
The child can recognize familiar objects at approximately age 3 months. For the first 2 months of life, infants watch and observe their surroundings. The 4-month-old infant is able to anticipate feeding after seeing the bottle.
Answer to Question 2
ANS: B
Teething usually begins at age 6 months with the eruption of the lower central incisors; 4 months is too early for teething. By age 8 months, the infant has the upper and lower central incisors. At age 12 months, the infant has six to eight deciduous teeth.