Which class of supply includes weapons?

The correct choice for the class of supply that includes weapons is the one related to Class V. While the options provided in the question do not explicitly include Class V, it is essential to clarify that weapons and ammunition fall under this category. Class V supplies consist of all types of ammunition and explosives, which include not only small arms but also other infantry weapons and munitions.

Class I supplies pertain to subsistence items, which include food, water, and other consumables for personnel. Class II is focused on clothing, textiles, and other individual equipment. Class III involves petroleum, oils, and lubricants necessary for the operation of equipment. Class IV includes fortification and barrier material, which supports combat operations.

Understanding these classifications helps reinforce the importance of proper management and logistics in support of military operations. Each class has distinct characteristics and roles, aiding in the efficient supply chain management of different resources.