A typical US worker can produce 4000 units of food or 250 units of clothing per year. A typical German worker can produce 4500 units of food or 300 units of clothing per year. Based on the information given, an exchange rate of 1 clothing = 11.25 food would be to the US and to Germany: unacceptable; unacceptable O unacceptable; acceptable acceptable: acceptable acceptable: unacceptable