You have a variety of liquid and illiquid assets, but you encounter some unexpected expenses for which you owe $2,000. Which asset would be the LEAST helpful to you when you want to pay your bills? a) two $1,000 bonds rated AA- b) a Fender American Ultra Stratocaster guitar valued at $2,099 c) $2,000 in a checking account d) $2,000 in a savings account