"As Lorena Hickok traveled through 32 states , she regularly penned letters to Harry Hopkins and the Roosevelts detailing what she saw. She reported that unemployment had devastated city dwellers and farmers alike . Those without jobs endured the hardships caused by economic insecurity as best they could "
-Quora
Good climate and ample food supply
The environment of the west coast was attractive for settlement because it had great weather and plentiful natural resources. The climate of the west coast was mild and it had dependable food that attracted the Native Americans
The correct answer here is B. The supplies they have are severely depleted thanks to the vandals that have destroyed not only their homes but also all of the provisions they had in stock. They are trying to feed the remaining population, 7000 of them, by rationing food from the single barn that was not destroyed.