Multiple Choice
What is the current state of plate tectonics on the Moon?
A) Just in the process of beginning; the rilles (or sinuous valleys) are the first signs of continental rifting.
B) Very active, this causes mountain uplift around the edges of several lunar maria.
C) Dying out; only the lunar maria show signs of tectonic movement today.
D) Absent; the Moon is a geologically dead world.
Correct Answer:

Verified
Correct Answer:
Verified
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