A retired operation manager, Mr. Cruz, is confined with a peripheral vascular disease of the lower extremities. After a series of examinations, he is diagnosed as having complete arterial obstructions...

A retired operation manager, Mr. Cruz, is confined with a peripheral vascular disease of the lower extremities. After a series of examinations, he is diagnosed as having complete arterial obstructions on the left leg. He underwent below the knee amputation. What is the appropriate ecologic model for Mr. Cruz?

a. Wheel model

b. Triangle model

c. ALL choices

d. Web model