Which of the Following Best Describes the Current Status of the Mountain

question 27

Multiple Choice

Which of the following best describes the current status of the Mountain Pass mining operation?

• A) The mine remains open despite continued leakage of toxic waste into the surrounding environment.
• B) The mine is closed since all europium deposits have been fully mined.
• C) The once-leaking pipes that transport wastewater from the mining pits to waste ponds have been reengineered to be leak-proof using carbon nanotubes.
• D) A makeover of $1 billion will allow for recycling of wastewater and most chemicals used in mining.
• E) The mine is closed after being outcompeted by competition from China.

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Definitions:

Expected Return

The average of all possible returns for an investment, weighted by the likelihood of each outcome.

Risky Asset

Asset that provides an uncertain flow of money or services to its owner.

Risk-free Asset

A financial instrument that is considered to have minimal risk of financial loss, such as government bonds.

Intercept

A term in mathematics and economics indicating the value where a function or line crosses an axis on a graph.