Which of the Following Is Best Describes the Current Position

question 10

Multiple Choice

Which of the following is best describes the current position on the role of humans in megafaunal extinctions?

• A) Humans likely played only a small role in this event.
• B) Humans and disease played an equal role in this event.
• C) Human overhunting was the primary cause.
• D) They were likely the result of an extreme period of cold at the end of the Ice Age.
• E) Paleo-Indian groups hunted and collected one species of animals, leading to the extinction.

---

Definitions:

Variable Expense Ratio

A financial metric that represents the proportion of variable expenses to sales revenue, indicating how much variable costs change in response to sales activity.

Break-even Point

The level of production or sales at which total costs equal total revenue, resulting in no net loss or gain.

Degree of Operating Leverage

A measure indicating how much sales revenue will translate into changes in operating income due to the proportion of fixed and variable costs.

Contribution Format Income Statement

An income statement format that segregates fixed and variable costs, directly showing the contribution margin.