Which of the following is not a weakness of management having a goal to maximize stock price?

Multiple choice question.

Investors may not be able to accurately assess the future impact of a firm's business strategy.

It can be difficult for a firm's management to decide on a business strategy, since the business strategy's impact on stock price may be ambiguous.

A firm's decision to use different accounting techniques, such as different depreciation methods, can impact stock price.

There are many factors that will impact a firm's stock price, such as the external economic environment, that are outside of a manager's control.