Can you plz help with this?

Choose the option that best completes this statement: the british and the continental system were blockades that prevented the united states from trading with without extreme risk to ships, goods, and sailors.

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii

The code name for the invasion of europe was called operation ° overlord ° juno °torch