Colorado Sandwich, Soup and Salad is a casual dining restaurant that has been owned by Stephanie Peterson for the past 14 years. The restaurant offers a menu that is typical for casual dining restaurants and affords Stephanie a level of income that is similar to what she would earn in a conventional job. According to the textbook, Colorado Sandwich, Soup and Salad is an example of a(n) ________ firm.
A) salary-substitute
B) entrepreneurial
C) quality-of-life
D) lifestyle
E) industry-standard

The salary-substitute firm are refers to the small organization or business that offers various types of common products and the services to the consumers. The following are some examples of the salary substitute firm are as follows:

Accounting firms
Retail stores
Convenience stores

According to the given question, the Colorado sandwich, soup and the salad are one of the example of salary-substitute firm as this type of restaurant basically offering the menu which is typically for the causal dining.

Therefore, Salary-substitute firm is the correct answer.