In the state of the union address , president obama said that he was going to use executive order to make changes if the congress didn't

answer; if congress didn't act on certain requests;

answer; i do believe its (b) 12.5 years of age;

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.