For 18, i'd say D.
For 19, i'd say D.
I think the answer is B since France really lost against Brittany and lost all its land and control over America.
Answer:
b.WWII and growth of weapon industries put the U.S back to full employment
D. Panning. This was the traditional way of finding gold.
Answer:
Sexagesimal (also known as base 60 or sexagenary) is a numeral system with sixty as its base. It originated with the ancient Sumerians in the 3rd millennium BC, was passed down to the ancient Babylonians, and is still used—in a modified form—for measuring time, angles, and geographic coordinates.
Explanation: