Most Coal Was Formed During the Carboniferous Period

question 2

Multiple Choice

Most coal was formed during the Carboniferous period.What is a reasonable hypothesis that explains this observation?

• A)Plants from this period did not require fungal associations.
• B)There were not many saprophytic fungi during this period.
• C)There were not many mycorrhizal fungi during this period.
• D)Coal was formed from an explosion of fungal species during this period.

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Definitions:

Days' Sales In Inventory

A financial ratio that measures the average number of days a company takes to sell its inventory.

Sales Trend Percent

A metric that measures the percentage change in sales over a specific period, indicating growth or decline trends.

Times Interest Earned

A financial ratio that measures a company's ability to meet its interest obligations based on its current income.

Gross Margin

The difference between total revenue and the cost of goods sold, divided by total revenue, expressed as a percentage.