DanyTheManny6259 DanyTheManny6259 22-01-2020 Business contestada Joe's income is $500, the price of food (F) is $2 per unit, and the price of shelter (S) is $100. Which of the following represents his budget constraint? A) 500 = 2F + 100S. B) F = 250 - 50S. C) S = 5 - .02F. D) All of the above.