What is the rule for a Late and Deep Apex?

The concept of a Late and Deep Apex is critical in understanding how to navigate turns effectively while maintaining optimal speed and control. This technique is most beneficial during close combination turns, where multiple changes in direction occur in a tight space. By utilizing a late and deep apex, the driver positions the vehicle to maximize the available road space and maintain a smoother trajectory through the turn. This approach helps in balancing speed and control, ensuring that the vehicle can exit the turn efficiently without compromising safety.

A late apex allows the driver to enter the turn from a wider position, effectively delaying the point at which they begin to execute the turn. This positioning helps in minimizing steering input while maximizing the use of the vehicle's capabilities, particularly in scenarios where turning radii can be challenging. The focus on maintaining an appropriate line through a close combination turn assists drivers in managing their speed effectively while addressing the complexities of navigating sharp and abrupt changes in direction.

Other approaches, such as those suggesting the use of a late and deep apex in different contexts like straight path maneuvers or wide turns, may not take into account the necessity of precise handling and control required in more complex turn scenarios, which emphasizes why option B is viewed as the most appropriate application of this technique.