I think is c that what i think ):)::):(((:(::dsv
The correct answer is C.
The “Iron Curtain” is a metaphor which then Prime Minister, Winston Churchill said in a speech on March 5, 1946.
The term “Iron Curtain” referred to the barrier (divide) put up by the Communist Soviet Union between itself and western, non-communist democratic countries.
The Communist Soviet Union had decided to put up barriers after World War II.
Answer:
The most common directly preserved fossils are unaltered hard parts of a living organism, like shells, teeth, and bones. ... After the remains of an organism have been buried and cemented within sediment, water percolating through the sediment leaches out the fossil. This leaves a cavity in the rock, called a mold.
Explanation: