What does Ballard quest for the Titanic reveals about him as a person?

Which best represents the view of the southern delegates at the constitutional convention

How did inca develop their road system? a) they used mortar to hold the stones together.b) they built suspension bridges over rivers. c) they mixed copper and stone together to make the blocks.d) they laid roads in the cities, not in the less densely populated deserts.

What is the approximate area of a circle with a radius of 15 feet