Last year, Jenna bought 50 kilograms of hamburger when her household's income was $60,000. This year, the household income was only $50,000 and Jenna bought 60 kilograms of hamburger. All else constant. How did Jenna's hamburger consumption change with respect to her household income?A) IncreasedB) DecreasedC) Stayed the sameD) Cannot be determined