The US emerged as a world power because of its success in . A.
the Korean War
B.
World War I
C.
World War II
D.
the Cold War

D.

Your answer is d. silli hope this ! : ) i left an explanation down below if you need it: a sill forms when hot magma squeezes between layers of rock to form a hardened sheet of rock. a sill is basically a tabular sheet intrusion between old layers of sedimentary rock, volcanic beds, or in the direction of foliation inherent in metamorphic rock. the word sill means a concordant intrusive sheet.

The correct answer is:   [b]:   "has no atmosphere" .