Question

the average age at which an infant can sit unattended is approximately ______ months.
a. two to three
b. eight to nine
c. three to five
d. five to seven

please select the best answer from the choices provided

a
b
c
d

Explanation:

Identify the developmental milestone for sitting unattended

Most developmental psychology and pediatric guidelines state that infants typically learn to sit independently (unattended) between 5 and 7 months of age, with the milestone fully established by around 6 months.

Evaluate the given options

• A. two to three months: Too early; infants are just beginning to gain head control.
• B. eight to nine months: Too late; most infants can already sit independently by this time and are starting to crawl.
• C. three to five months: Infants are developing core strength but usually require support to sit.
• D. five to seven months: Aligns perfectly with the standard developmental window for sitting unattended.

Answer:

• A. two to three
• B. eight to nine
• C. three to five
• D. five to seven (Correct answer)