"'' then get a part-time job . half of the kids at this school work anyway . '' '' yeah , well ... uh ... sounds great and all but that 's a higher gas bill for my car . '' marissa paused for a moment before continuing , '' cami , let 's be reasonable . you could pay fifty to one hundred bucks a week for babysitting and twenty bucks a week for _ ..." What is the word in the blank space (_)? The answer is
gas