What Significant Event Occurred During the Cambrian Explosion in Earth's

question 49

Multiple Choice

What significant event occurred during the Cambrian explosion in Earth's history?

• A) life first appeared
• B) eukaryotes first appeared
• C) plants first appeared
• D) multicellular animals first appeared

---

Definitions:

Drug-Trafficking Activities

The illegal process of importing, exporting, distributing, or selling drugs that are subject to drug prohibition laws.

CIA

As a civilian foreign intelligence agency of the United States federal government, the Central Intelligence Agency's duties include gathering, processing, and analyzing information pertinent to national security.

Invasion of Panama

A military operation conducted by the United States in December 1989, aimed at overthrowing Panamanian leader Manuel Noriega.

Manuel Noriega

The military dictator of Panama from 1983 to 1989, known for his involvement in drug trafficking. His regime was ended by a U.S. invasion in 1989.