The resource that were vital to early African civilizations for survival is iron. Option A. This is further explained below.
<h3>What are iron and African civilizations?</h3>
Generally, Tools for farming and daily living, as well as weapons for defense and conquest, were made from iron by the Africans.
In conclusion, Iron was a life-supporting resource for ancient African civilizations.
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Answer:
Its B. He was sad about the execution but satisfied with the result.
Explanation:
The aim of the potsdam declaration was to hinder more aggression by japan during world war.
<h3>What was the war about about?</h3>
The purpose was to hinder Japanese aggression and thus brings to end the war.
Note that It was a war that Japan needs to surrender or they would face the effect of the anger of the others, so The aim of the potsdam declaration was to hinder more aggression by japan during world war.
Therefore the 1st option is correct.
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The sum of interior angles of a regular polygon is 360—
So add up the angles given and subtract that number from 360—
Answer: 136