What does spotting a round target or range correct during registration provide?

Spotting a round target or range during registration provides crucial feedback that allows the forward observer or fire support team to assess the accuracy of the fire mission. When a round is spotted, it indicates whether it landed over the target, short of the target, or on target. This information is essential for making necessary adjustments to fire and improving future accuracy.

By recognizing both over and short impacts, the fire support team can determine the necessary corrections in terms of range, ensuring that subsequent rounds are more accurately placed to effectively engage the target. This process is vital to ensure that artillery or mortar fire is effectively calibrated to hit intended targets, directly enhancing mission success.

The other options, while relevant to aspects of fire support, do not encompass the comprehensive benefit of spotting a round during registration, which is fundamentally the dual feedback of over and short impacts needed for precise adjustments.