Final answer:
The ultimate goal of business managers is to maximize the value of the firm.
Step-by-step explanation:
The ultimate goal of business managers is to maximize the value of the firm (option E). This means making decisions and implementing strategies that lead to increased profitability, growth, and long-term success for the business. While other options, such as developing a global market (option A) and maximizing market share (option B), may be important objectives for some managers, maximizing the overall value of the firm encompasses all aspects of business performance.