Step 1: Understanding the controlling process.
- (B): The first step is projecting the future and setting clear goals and performance standards to guide the process.
- (C): Once the goals are set, measuring and comparing the actual work against control standards is essential to identify any deviations.
- (D): When a deviation occurs, it is crucial to investigate the causes promptly to understand why the goal wasn't achieved.
- (A): After understanding the causes, corrective actions can be taken to bring the situation in line with the decision.
Step 2: Conclusion.
The correct sequence is:
(B), (C), (D), (A).
Final Answer:
\[
\boxed{\text{The correct answer is (1) (B), (C), (D), (A).}}
\]