A protostar eventually becomes a pre-main-sequence star. Which of these statements does NOT characterize the transition?
A) In the pre-main-sequence star, the rate of collapse slows.
B) In the pre-main-sequence star, the core temperature is greater.
C) The pre-main-sequence star is larger.
D) The pre-main-sequence star immediately ejects its outer shell of gas and dust.
Correct Answer:
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