The correct option is A.
There are two basic sources which an author can draw from when writing an article. The first one is primary source and this refers to an account of an event or history by a person who actually witness the event or the person who experience the event directly. The second one is secondary source and it refers to those accounts of events that are drawn from primary sources.
Thus, a journal account about civil war by a civil war soldier who experienced the war is considered a primary source.
The correct answer is <em>Raising the tariffs.</em>
Harding administration passed the Emergency Tariff Act in the year 1921. Raised tariffs was mainly on farm products. By raising tariffs on foreign goods, foreign products become more expensive. As a result of the increased prices on foreign goods, the U.S citizens would purchase items manufactured within their own country, in return raising their countries economy.
The Emergency Tariff of 1921, increased rates on wheat, sugar, meat, wool and other agricultural products brought into the United States from foreign nations. Hence, protecting the domestic producers of those items.
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