Li feels a bit uncoordinated and cannot seem to quiet the thoughts that are rushing into her mind. Additionally, her hearing seems to be more sensitive than usual. Li may have just used:

answer; the correct answer is (composition);

giant impact theory - the moon was formed from the collision between earth and another mars-sized body.

colliding planetesimals hypothesis - the moon was formed from the same cloud of material as earth.

capture hypothesis - the moon was locked into orbit by earths gravity as it was passing by it.

accretion hypothesis - the moon was formed from collisions and combining of planetesimals.

i think this is right, if not and you know better let me know.

earthquake fault lines