​Which Was the Most Likely Food Source for the First

question 3

Multiple Choice

​Which was the most likely food source for the first terrestrial tetrapods?

• A) ​leaves
• B) ​insects
• C) ​small mammals
• D) ​worms
• E) ​eggs

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Definitions:

National Income

The total income earned by a country's residents and businesses, including wages, profits, and investment returns, reflecting the economic health of the nation.

Present Value

The value at present of future monetary sums or cash flow streams, determined by applying a given rate of return.

Interest

The payment made for the use of (borrowed) money.

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The total amount of funds available for borrowing in the economy, determined by savings and influenced by interest rates.