How does the tac range call differ between an F-15 and an F-16?

The correct answer highlights the tactical differences in how the F-16 conducts range calls compared to the F-15. Specifically, the F-16 requires pilots to declare every group from the leading edge back to the targeting depth. This meticulous approach ensures that the tactical picture is clear and that other participants understand the units poised to engage or be engaged, which is essential for mission coordination and situational awareness.

In the context of tactical operations, the F-16's requirement for comprehensive declarations reflects its operational focus on precise engagement and situational awareness in a highly dynamic environment. The comprehensive nature of the calls helps in accurately assessing threats and coordinating actions with other assets in the airspace.

On the other hand, the other options do not accurately reflect the nuances observed in tactical operations between the two aircraft. The F-15's system does not necessitate as many declarations as the F-16, which leads to option A being less accurate. The statement about the F-15 using longer targeting ranges does not directly relate to the differences in the tac range call process and is thus not applicable. Lastly, stating that there is no difference in tac range calls fails to recognize the distinct procedural requirements for each aircraft type.