I think it's D as it was the overproduction not under production of goods that contributed to the great depression. Sorry if I'm wrong, that just seems like the logical answer
Agricultural development led early societies to settle. Settlements required growing food and a lasting source of water. That's why these early civilizations were born around rivers. The proximity of rivers facilitated access to fertile soil and, logically, to water.
Once a civilization has a stable source of food it can start growing surplus of it, which creates the possibility of trade. That is, stable food production is a base for the complexification of a society that can lead to the creation of other jobs, like the merchant.
It also enables a society to complexify its social structures, to build cities, to develop religion and culture which creates more jobs.
Could be two reasons, we just bought all of the mid-west and west, or there was rumors of the ocean far enough in the west. That's what the Lewis and Clark expedition was all about finding the pacific ocean beyond the Rockies. Unless you have a multiple choice?
Rhode Island (1790) All the others ratified it in 1789, or earlier.