Answer:c
Explanation:Recording experimental procedures ensures that an investigation can be replicated by another scientist.
The outcome of second world war liberated the asian people towards the freedom struggle from the foreign rule.
<h3>What was the foreign rule in India during 20th century?</h3>
The foreigners who ruled india were the Britishers who belonged to England, came in india for trading and ended up ruling for 200 years.
In India freeedom stuggle was started as Mahatma gandhi retuned from africa in 1915 and after 5 years he started with the non cooperation movement with non violence.
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The Oregon Treaty, negotiated between Great Britain and the United States, settled peacefully the question of where British Canada ended and the US-controlled Oregon Territory began.
Of these options, the only one that was truly true of both the first and second industrial revolution is the "use of the assembly line" although the length of these lines varied.
The civil war in Vietnam induced the united states to rethink Containment foreign policy strategy.
<h3>What is civil war in Vietnam?</h3>
The American Civil War existed as a civil war in the United States between the United States and the Confederacy. The central cause of the war was the level of slavery, especially the development of slavery in territories achieved as a result of the Louisiana Purchase and the Mexican–American War. The Vietnam War was represented as a civil war within South Vietnam, although it evolved into a proxy war between Cold War powers. As a consequence, the Vietnamese sorrowed the highest casualties in the conflict.
Containment existed as a foreign policy strategy observed by the United States during the Cold War. First laid out by George F. Kennan in 1947, the policy expressed that communism needed to be contained and isolated, or else it would extend to neighboring countries. The Truman Doctrine also understood as the policy of containment existed in President Harry Truman's foreign policy that the US would furnish political, military, and economic aid to democratic countries under the hazard of communist influences to control the expansion of communism.
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