Answer: Experts who study a country's development measure the economic health, social, and living conditions in order to determine the indicators that show the level of development in a country.
Explanation: These "experts" are more known as economic scientists (or another closely related word), where they take the role of documenting and managing the status of the economy (as their name states).
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The types of volcanoes on Hawaii is called a shield volcano that gently slopes to an opening.
The awnser is a because it is the best awnser
is about 55 miles at its narrowest point. so around 50 miles would be the answer.