What Is the Most Plausible Explanation for Why the Male

question 5

Multiple Choice

What is the most plausible explanation for why the male of most bird species have elaborate plumage and mating rituals?

• A)Sexual selection
• B)Genetic mutations
• C)Gene flow
• D)Natural selection Correct

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Definitions:

Variable Expenses

Costs that change in proportion to the level of production or sales activity.

Contribution Margin Ratio

A financial measure that gauges the proportion of sales revenue that exceeds variable costs, indicating how much revenue contributes towards covering fixed expenses and generating profit.

Variable Expenses

Costs that change in direct relation to changes in business activity levels, such as production or sales volume.

Fixed Expenses

Costs that do not vary with the level of production or sales, remaining constant over a specified period of time.