How does a controller determine the appropriate engagement method (positive intercept vs visual intercept) and when to use each?

How does a controller determine the appropriate engagement method (positive intercept vs visual intercept) and when to use each?

• A. Use positive intercept when PID and authorization are established; use visual intercept when PID is uncertain and visual confirmation is possible
• B. Always use visual intercept
• C. Always use positive intercept
• D. Use positive intercept only when weather is good

Answer: (A)