Answer:
the answer is the last one
Tariffs on imports
The 1920s presidents began a system of tariffs on imported good to encourage spending on American goods only. However, with no trade, European countries were unable to make money.
Tariffs are taxes on imported goods. This is a common economic policy of conservatives.
Senator Joseph McCarthy's power faded shortly after he appeared on television in the Army-McCarthy hearings. These hearings were what made his power subside.
Your answer is: Appeared on television in the Army-McCarthy hearings
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<span>The government is
in control of the
nation’s economy.</span>
A plateau is a raised, flat-surfaced area bound on one or more sides by cliffs or steep slopes.