The Great Oxygenation Event Occurred ~2

question 44

Multiple Choice

The Great Oxygenation Event occurred ~2.4 Ga and forced large amounts of __________ to precipitate out of the ocean.

• A)oxygenated halite
• B)iron minerals
• C)carbonate minerals
• D)Ediacaran fauna

Understand the major exports of the United States during the 1980s and their impact on the economy.

Analyze the role of ethnic rivalries and conflicts in various nations during the 1990s.

Evaluate the significance of vice-presidential candidates in U.S. elections and their impact on election outcomes.

Recognize significant civil rights reforms in the United States during the late 20th century.

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Definitions:

Risky Asset

A financial instrument or investment that has a high degree of uncertainty regarding its returns or potential for loss.

Standard Deviation

An indicator of the degree to which a collection of numbers diverges or spreads from their average, signaling the extent of the distribution from the central value.

Portfolio

A collection of financial investments like stocks, bonds, commodities, and cash equivalents, as well as their mutual, exchange-traded, and closed-fund counterparts.

Proportion

A relationship between parts of a whole, expressed as a ratio or fraction, indicating how one part relates to another or to the whole.