During second trimester, a fetus triple in size and begin to recognize voices. The correct option is B.
An unborn offspring, particularly an unborn human more than eight weeks after conception is referred to as a fetus.
The fetus will triple in length during second trimester, from about 6 inches at week 14 or 15 to about 14 inches at 27 weeks, and will be able to recognize voices.
Thus, the correct option is B.
For more details regarding a fetus, visit:
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