Multiple Choice
Which of the following is, to the best of our knowledge, in the habitable zone of its star:
A) a "hot Jupiter" taking 4 days to orbit a G-type main sequence star
B) a planet about 1.05 AU from a G-type main sequence star
C) a Jupiter-mass planet taking 15 years to orbit a K-type main sequence star
D) a planet in an orbit the size of the Earth's around a red giant star
E) all of the above
Correct Answer:

Verified
Correct Answer:
Verified
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