Answer:
One of the greatest concerns is lung development because the lungs develop well into the third trimester. The younger a baby is when born, the greater the possible complications.
Explanation:
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<u>changes </u><u>in </u><u>abiotic </u><u>factors</u> is the most appropriate answer for this question.
Hope it helps you...
(by Benjemin)
I don't understand, what is the question you're supposed to answer?