Which of the Following Organisms First Evolved During the Cambrian

question 32

Multiple Choice

Which of the following organisms first evolved during the Cambrian Explosion?

• A)cyanobacteria
• B)dinosaurs
• C)trilobites
• D)mammals

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Definitions:

North American Free Trade Agreement

A trade agreement among the United States, Canada, and Mexico to reduce trade barriers and increase economic activity among them.

Trade

The exchange of goods or services between parties.

Free Trade Policy

A governmental policy aimed at eliminating barriers to trade between countries, such as tariffs and import quotas.

International Trade

The exchange of goods and services across international borders or territories, which allows countries to expand their markets for both goods and services that otherwise may not have been available domestically.