The Constitution enumerates certain powers which are reserved to the federal goverment and other powers which are delegated to the state.
Those powers which are not explicitly related in the document to any of the goverment levels will automatically be reserved to and exercised by the supreme federal goverment.
The purpose of the 1903 construction project is to protect from flooding by hurricanes
The answer would be A. The land was divided into smaller plots with housing for sharecroppers because after the war slavery was outlawed so former slaves only knew how to farm and in order to get income they went back to plantations as sharecroppers.
Sharecroppers were people who rented out housing and tools with a share of their crops in order to live.
Sweatshops had unfair wages, unreasonable hours, child labor and no benefits.