The introduction of iodized salt in the 1920's dramatically<span> reduced rates of goiter</span> in the United States. This rapidly reduced the incidence of iodine deficiency. The United States and Switzerland were the first two countries to introduce the use of iodized salt to their country.
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The correct answer is: B. Atlas.
Explanation
An Atlas is a publication which mainly contains geographical information about a country or zone such as the country borders, iconic or touristic places, languages, customs, among others. Because of this, you use an atlas to find where a country is, what is the weather, history, population and the best way to transport there, for example, whether bus, bike, car, taxi or plane are the best to transport there. Additionally to this, some Atlas contain important dates related to festivals, celebrations, and carnivals. So the correct answer is B. Atlas, because you have a lot of information about an specific place as highways, borders and information on tourist attractions.
Democrats had gained enough power to get things they wanted from republicans
<span>Federal system. A Federal system is a system of government in which power is divided between a central authority and constituent political subunits. In most cases this system divides the powers of government and administration between the federal government and state and local governments. Federalism and the federal system defines the basic structure of many country's government.</span>