Which system devised by the framers of the Constitution prevents any one branch of government from gaining too much power over any other branch?
A. Checks and balances
B. preamble
C. amendments
D. ratification

Carefully examine this photograph of a home bomb shelter. fearing a nuclear attack, many people put these in their homes during the 1950s. describe what you see in the image. what kinds of things did this homeowner think to include?