Multiple Choice
In a semidetached binary star system:
A) the stars share the same outer atmosphere, but the cores of the two stars do not touch.
B) one star fills its Roche lobe, while the other does not.
C) one star orbits the center of mass, while the other moves freely through space.
D) both stars fill their Roche lobes.
Correct Answer:

Verified
Correct Answer:
Verified
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