Which best states how the us constitution affects the separation of powers in the federal government?

a. it divides government into three branches with equal powers.
b. it guarantees that separate branches of government have similar powers.
c. it divides government into three branches with separate powers.
d. it guarantees that separate branches of government have unlimited powers.

How has the immigration of the 1990s affected the social and economic life of the united states?

24-karat gold is considered to be pure gold. 18-karat gold is considered to be about 75% gold. what is 18-karat gold considered a mixture rather than a pure substance? a) it has a variable composition of other elements and minerals. b) its color is different than pure gold. c) the gold atoms are not arranged in a repeating pattern. d) it can be melted and transformed into a different substance.

Humans are the only animals capable of communication