What is the control point named at MP A813.4?

The control point named at MP A813.4 is Poinciana. This refers specifically to a designated location along the rail line that is crucial for operational purposes, such as signaling and coordination of train movements. Identifying control points is essential for conductors as they provide reference markers along the route.

In this case, Poinciana serves as a key location on the railway and helps in maintaining systematic train operations and ensuring safety. This designation provides clarity for train dispatchers and conductors about train location and movement, making it easier to manage schedules and respond to various operational needs effectively.

The other options represent actual locations but are not associated with MP A813.4, which is why they are not the correct answer for this specific question. Understanding the significance of control points like Poinciana is essential for conductors in order to navigate the rail network efficiently.