Which of These Statements Regarding Pricing Constraints Is Most Accurate

Which of these statements regarding pricing constraints is most accurate?

A) Generally, the greater the demand for a product, the higher the price that can be set.
B) At the corporate level, when setting pricing constraints, a firm must disregard current conditions in the marketplace because they are too temporal for long-term planning.
C) Pricing constraints must always be set, but they are rarely enforced.
D) It is possible to create pricing constraints with the greatest range possible in order to anticipate any and all changes in the marketing environment.
E) Even if a firm is trying to satisfy its obligations to its customers and society in general, it should ignore setting pricing constraints.