Tell where the sun rays fall perpendiculary only once in a year: a. in north pole circleb. in northern tropicc. in southern tropicd. in south pole circle

well A and B are not correct because the earth is always tilled but the correct answer would be the equator

land

explanation:

australia is the flattest continent, and it has vast plains.

the thirteen colonies are:

connecticut, delaware, georgia, maryland, massachusetts, new jersey, new york, new hampshire, north carolina, pennsylvania, rhode island, south carolina, virginia