Which of the Following Molecules Could Be a Structural Isomer

question 38

Multiple Choice

Which of the following molecules could be a structural isomer for the underlined molecule below?

• A)a
• B)b
• C)c
• D)all of the above
• E)none of the above

---

Definitions:

Contribution Margin Ratio

The contribution margin ratio is a financial metric indicating the proportion of sales revenue that exceeds variable costs, expressed as a percentage.

Monthly Fixed Expenses

Regular expenses that do not vary in amount and are paid on a monthly basis.

Contribution Margin Ratio

The proportion of sales revenue that exceeds variable costs, typically expressed as a percentage, indicating how much contributes to covering fixed costs and generating profits.

Fixed Expenses

Costs that do not vary with the level of production or sales over a short period, such as rent, salaries, and insurance.