Answer:
A. mass migration to the citles
The answer to the question above is letter "A. save American lives". Truman became the president succeeding President Franklin Roosevelt in April 12, 1945. Aside from what has been said, it was also his aim to shorten war for peace.
New routes to india, east, and america. we discovered cartography, navigation, new technologies, and shipbuilding. we discovered more areas of the world
A lava flow with a surface of rough, jagged blocks and sharp, angular projections is called an aa flow (B).