Which Statement Accurately Describes the Sensitivity of a Lake to Various

question 59

Multiple Choice

Which statement accurately describes the sensitivity of a lake to various factors? 

• A) Lakes less vulnerable to pollution than streams because of flushing and larger volumes of water. 
• B) As lake water temperature decreases, oxygen levels decrease. 
• C) Lakes are more vulnerable than streams to contamination by plant nutrients, oil, pesticides, and toxic substances that can destroy bottom life. 
• D) Stratification increases levels of dissolved oxygen in lakes, especially in the bottom layer.

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Definitions:

Income

The financial earnings received by an individual or entity, typically measured over a certain period of time.

Utility-Maximizing

A principle in economics wherein individuals or entities make choices that result in the highest level of satisfaction.

R&D Expenditures

Money spent on research and development activities to innovate and improve products or processes.

Expected Return

The anticipated profit or loss from an investment, considering both the probability and the impact of all possible outcomes.