Why is concealment critical for artillery units like the M119A3?

Concealment is vital for artillery units, such as the M119A3, primarily to avoid enemy targeting and counter-attacks. Artillery units are often high-priority targets for opposing forces because they can deliver significant firepower from a distance. If an enemy can locate an artillery position, they are likely to conduct counter-battery fire to neutralize that threat. Effective concealment helps to mask the location of these units from aerial surveillance and enemy reconnaissance, thereby enhancing their survivability and operational effectiveness. When artillery units can remain unseen, they can continue to provide support to ground troops without drawing enemy attention, allowing them to conduct their missions without the immediate threat of retaliatory strikes.

The other options, while they might have some relevance in a broader tactical context, do not directly address the primary function of concealment for artillery units. Comfort for soldiers, communication lines, and power supply management are important, but they do not specifically relate to the critical need for concealment in avoiding enemy detection and attack.