Which of the following is not true concerning the fetus during the third month of development?
A. It is possible to distinguish males from females.
B. Fingernails, nipples, eyelashes, eyebrows, and hair on the head appear.
C. Bone begins to be replaced with cartilage in certain areas of the skeleton.
D. The nose, eyes, and ears are present.
E. Head growth slows down as the rest of the body increases in length.
Answer: C
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