Question

alison is pregnant with a baby boy. what type of examination most likely revealed the sex of the baby? (1 point)
○ an x - ray
○ a mammogram
○ an ultrasound
○ an mri

Explanation:

Ultrasound uses high - frequency sound waves to create an image of the fetus in the womb and can determine the baby's sex. X - rays are not used for this purpose due to radiation risks. Mammograms are for breast imaging. MRIs are not the most common for determining fetal sex and are more complex and expensive.

Answer:

C. an ultrasound