Which of the Following Animals Is Not in the Phylum

question 12

Multiple Choice

Which of the following animals is not in the phylum Chordata?

• A)sea squirts
• B)salps
• C)acorn worms
• D)hagfish
• E)lampreys

---

Definitions:

Industry Supply

The total quantity of a good or service that all producers in a market are willing and able to sell at various prices.

External Benefits

Positive effects of a production or consumption activity on individuals or society who are not directly involved in the transaction.

Subsidizing Production

Financial assistance provided by the government or other institutions to reduce the cost of producing goods or services and encourage increased output.

Negative Externalities

A situation where a third party suffers from a decision or action made by others, typically not reflected in the market price.