In the Most Extreme Form of Manifest Destiny,what Land Would

In the most extreme form of Manifest Destiny,what land would the United States ultimately occupy?

A) the area from the east coast to the Rocky Mountains
B) the area from the east coast to the west coast
C) the land that is occupied today by the United States, Mexico, and Canada
D) North America and Central America
E) the entire North American continent plus the Caribbean islands