Which of the following identifies ways people can fight obesity with lifestyle changes?

there are several  ways of chirurgical methods :

bariatric surgery
Gastric sleeve (the surgeon removes a part of your stomach)
Gastric by-pass (the surgeon attaches a small pouch of the intestine in order to by-pass the stomach)

these are the two main surgeries in case of obesity, but it means to eat in a different way, very very small quantities ;

hope I helped !

the shoulder girdle

Explanation:

the shoulder which consist of clavical and scabula,

deltoid muscles and upper fiber of trabizus