What type of weapons engagement is referenced alongside tables IX and X in the context of PMI?

The reference to dismounted weapons in conjunction with tables IX and X highlights the specific focus on weapon systems that are operated from a standing or kneeling position, rather than being mounted on vehicles or other platforms. Dismounted weapons typically refer to small arms and lighter machine guns that personnel carry into the field.

In the context of PMI (Professional Military Instruction), dismounted weapon engagements are crucial for developing skills such as marksmanship, maneuverability, and tactical employment in a ground combat environment. The training focuses on how soldiers can effectively engage targets using these portable armaments while being mobile and in various combat scenarios.

The other options, while relevant in other contexts, do not align with the specific focus of the tables mentioned in the question. Mounted weapons tend to refer to weapons systems affixed to vehicles, missile systems involve guided projectiles typically launched from platforms rather than operated manually, and artillery pertains to large caliber weapons designed for long-range firing. Therefore, dismounted weapons represent the correct context of engagement associated with the referenced tables in terms of personal weapons training.