Step 1: Understanding the question.
The question discusses how management adapts to changing trends in the environment, such as the decision of AMPM to enter the smartwatch market.
Step 2: Analyzing the options.
- Management is all pervasive: Management is present in all organizations, but this does not specifically refer to adapting to change.
- Management is a continuous function: While management is continuous, this does not explain the ability to adapt to change.
- Management is a dynamic function: This option is correct because management is dynamic, meaning it evolves and adapts to changes in the business environment.
- Management is an intangible force: This is a broader concept but does not specifically address adaptation to trends.
Step 3: Conclusion.
The correct answer is Management is a dynamic function, as it reflects the ability to adapt to changes in the market and environment.
Final Answer:
\[
\boxed{\text{The correct answer is (3) Management is a dynamic function.}}
\]