For the first question I would say A, and the second question is the civil war
Answer:
The answer is C.revisit tactics
Explanation:
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The Constitution provides that an amendment may be proposed either by the Congress with a two-thirds majority vote in both the House of Representatives and the Senate or by a constitutional convention called for by two-thirds of the State legislatures.
The best and most correct answer among the choices provided by the question is the fourth choice "Imperialism"
Imperialism, in a broad sense, is a political theory where a country (usually an empire or kingdom) extends its power by acquisition of territories. It may also include the exploitation of those territories which is similar to colonialism which is generally regarded as an expression ofimperialism<span>.</span>
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