Multiple Choice
Use the figure shown below to complete the following statement: A low-mass protostar remains roughly constant in ________ and decreases in ________ until it makes a turn towards the main sequence, as it follows its evolutionary track. 
A) temperature; luminosity
B) radius; temperature
C) luminosity; radius
D) luminosity; temperature
E) radius; luminosity
Correct Answer:
Verified
Correct Answer:
Verified
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