In Terms of Function, What Do Manganese, Copper, and Selenium

question 25

Essay

In terms of function, what do manganese, copper, and selenium have in common?

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Definitions:

International Companies

Firms that engage in business operations across national borders, often involving manufacturing, sales, or service in multiple countries.

Barter

An ancient form of trade where goods or services are exchanged directly for other goods or services without the use of money as a medium.

Balance of Trade Deficit

An economic measure where a country's imports exceed its exports during a specific time period.

Imports and Exports

The practice of bringing goods and services into a country (imports) and sending goods and services out of a country (exports) to engage in international trade.