Final answer:
The necessary supplies for a wrap maintenance procedure in a medical setting include bandages and antiseptic to prevent infection.
Step-by-step explanation:
The necessary supplies for a wrap maintenance procedure in a medical setting include bandages and antiseptic to prevent infection. When considering which of the following supplies are necessary in a wrap maintenance procedure, it is essential to identify the context of the wrap maintenance. Given the options provided and the reference to a medical technician using a sphygmomanometer, we can infer that this is a medical procedure. Therefore, the necessary supplies for a wrap maintenance procedure in a medical setting would include bandages and antiseptic to ensure that the area around the wrap is kept clean and free from infection.