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Which fetal development occurs during the second trimester?

Bones begin to harden.
The roof of the mouth forms.
The
eyes can sense changes in light.
The heart and circulatory system begin to develop.

2 Answers

4 votes

Answer:

B

Step-by-step explanation:

User SpeedBurner
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4 votes

Answer:

B

Step-by-step explanation:

User SolomonT
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