According to the timeline, which event occurred closest to the year 2020? 1.Cyrus of Persia conquers Babylon.

2.Farming and herding begins in the Fertile Crescent.

3.People migrate beyond east Africa.

4.First empire rises in Akkad,

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.

probably 3 since archeologists and historians don’t understand there writing.

answer; limbic system;

answer; the candidate for vice president;