Multiple Choice
According to the text, neurons in a newborn's brain have on average about __________ synapses. By age 2 or 3, the number is about __________ synapses.
A) 100,000; one million
B) one million, 100 billion
C) 2,500; 15,000
D) 15,000; 2,500
Correct Answer:

Verified
Correct Answer:
Verified
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