What could happen to a person body as a result of unhealthy eating and a sedentary lifestyle? check all that apply 1.the digestive system would safely regulate blood sugar levels. 2.a balance of energy would occur due to equal caloric input and output. 3.a buildup of cholesterol plaque would begin in the bloodstream. 4.a buildup of cholesterol plaque would begin in the bloodstream. 5.the heart would need to work harder due to a rise in blood pressure levels.