You are developing a customer recommendation system for a department store's e-commerce site. Which of the following tools will provide the most accurate recommendations?

Herbie Inc., a firm manufacturing sandwich makers, has fixed costs of $250,000, variable costs of $20 per unit of output, and expected unit sales of 50,000 units. What is the unit cost of a sandwich maker manufactured by Herbie?

A) $15 B) $25 C) $30 D) $50 E) $75

Which of the following statements is true regarding revolutionary change?

A) One of the methods used for accomplishing revolutionary change is creation of empowered flexible work groups. B) Revolutionary change is gradual and incremental. C) Revolutionary change involves a constant attempt to improve, adapt, and adjust strategy and structure incrementally to accommodate to changes taking place in the environment. D) Revolutionary change is broadly focused.