The First Flowering Plants,first True Mammals,and First True Frogs Appeared

question 80

Multiple Choice

The first flowering plants,first true mammals,and first true frogs appeared during the _____ period.

• A) Cambrian
• B) Triassic
• C) Permian
• D) Cretaceous
• E) Jurassic

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Definitions:

Unilateral Contracts

Contracts in which one party makes a promise in exchange for the other's performance, which fulfills the contract.

Informal Contract

A contract that does not require a specified form or formality in order to be valid.

Modify Terms

The act of making changes or adjustments to the conditions or stipulations of an agreement or contract.

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An economic system where supply and demand from private enterprises and consumers freely determine the production of goods and services, prices, and distribution.