Who constructed the transcontinental railroad?

Zach's reaction to this scenario is: "that's not a good decision. she'll probably wind up needing one, if not several, of her friends to cover for her. how do you think that's going to make them feel? " which of kohlberg's levels of development does this response represent?

How many soultions does the system of equations have y= -6x + 330x + 5y = 15a. one b. twoc. infinity manyd. none

How does the principle of federalism affect the u. s. government? a. it guarantees that the united states will always be a representative democracy b. it ensures that the state governments have greater authority that the federal government c. it creates both separate and overlapping powers for the federal and state governments d. it divides the federal and state governments into three branches