A Patient, Age 61, Has Had Type II Diabetes for 20

A patient, age 61, has had type II diabetes for 20 years. He has symmetrical peripheral polyneuropathy of his feet and legs with almost total loss of sensitivity to touch and temperature. He also has peripheral vascular disease evidenced by decreased peripheral pulses and dependent rubor. To prevent injury and infection to this patient's feet and legs, which instruction does the nurse include in teaching?

A) He should soak his feet in warm water every day.
B) He should not go barefoot and should always wear shoes with soles.
C) The use of commercial keratolytic agents to remove corns and calluses is preferred to cutting off corns and calluses.
D) He should use a heating pad to warm his feet when they feel cool to the touch.