Final answer:
The correct plastic garment for a long bone and tissue donation is an arm and hand garment, which helps maintain sterility at the donation site.
Step-by-step explanation:
The appropriate plastic garment for following a long bone and tissue donation is b. Arm and hand garment. This type of protective plastic garment is used to help maintain a sterile environment around the donation site, which can be particularly important for bone and tissue donations to prevent infection and protect both the donor and medical staff during and after the procedure. It is designed to cover the area from which the bone and tissue have been harvested, which typically includes the arm and hand areas in the case of long bone donations.