He resigned because he'd already had enough trouble as president. Mainly the Watergate scandal. His plan was for him to step down and if he was arrested the vice president which would then be the vice president would pardon him. Also, if he didn't resign he'd likely be impeached anyway.
I believe that some of the benefits are longer life span, the ability to harvest crops, and the ability to create a thriving community. I think these are good benefits because if you are living in a permanent settlement then you can grow your own crops meaning that you can live off of those crops and you dont have to go foraging for food (sometimes producing nothing). Also a good community is almost essential to living with a group of people beacause it enhances trade and communication with other communities as well. :)
Answer:
hi wife, eleanor, supported his political aims anf becam a trusted adviser.
Because Sugar is an addictive chemicial that reacts to your brain telling you to demand more.
Basically they needed it for their "S P O T O F T E A"