What is the difference between a "control-ready" EVSE and one that only uses vehicle-side control?

What is the difference between a "control-ready" EVSE and one that only uses vehicle-side control?

• A. Vehicle-side control only relies on CP to negotiate charging with the vehicle
• B. Control-ready supports integration with building/grid controls or EMS
• C. They are the same; no difference
• D. Control-ready requires battery storage

Answer: (B)