Which statement about extrasolar planets found to date is TRUE?
A) All are terrestrials, comparable in size to Earth.
B) Few are found by Doppler shifts of their stars, due to their gravity.
C) All lie more than 2 AU from their star.
D) Most have orbital periods of more than a year.
E) Some are so close to their stars that their periods are just a few days.
Correct Answer:
Verified
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