Which barriers can make it difficult for individuals to obtain necessary health care? Check all that apply.

exposure to toxins and chemicals
absence of public transportation options
inability to see a doctor during work hours
shortage of specialized services
lack of money to pay for care

Absence of public transportation options

Inability to see a doctor during work hours

Shortage of specialized services

Lack of money to pay for care

(b,c,d,e)

answer: proteins

explanation: complement is   system of circulate in the blood in a inactive form

i believe is what you're looking for?

i think she would gain 18 grams