A Rapid Decline of Amphibian Populations Has Been Observed Worldwide

question 191

Multiple Choice

A rapid decline of amphibian populations has been observed worldwide.Which could not be one of the proposed hypotheses related to this decline?

• A) A fungal disease is the cause.
• B) Increased exposure to ultraviolet radiation is the cause.
• C) Exposure to agricultural chemicals is the cause.
• D) Exposure to an oil spill is the cause.
• E) Frogs die naturally.

---

Definitions:

Yield

The earnings generated from an investment, including interest or dividends, that result from owning a specific financial instrument.

Premium Bond

A bond sold for more than its face value, typically occurring when its interest rate is higher than the current market rate.

Market Price

The ongoing rate at which a marketplace values the buying or selling of assets or services.

Face Value

The nominal value printed on a financial instrument, such as a bond or stock certificate.