Which uses high-frequency sound waves to make an image of a developing fetus?
2 answers:
Answer: 1. C) engage in regular physical activity
2. C) A blastocyst attaches to the wall of the uterus
3. C) ultrasound
Explanation: because the test said i was right
Ultrasound is usually used
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ok? Like giving them Points?
<span>A. Having trouble focusing or acting lethargic and being hyperactive Hope this helps!
-Rebeque</span>
Pretty shore the answer is D
