198. Which one of the following is not a shortcoming of the aggregate expenditures model?

198. Which one of the following is not a shortcoming of the aggregate expenditures model? 199. A shortcoming of the aggregate expenditures model is that it does not: A) account for cost-push inflation. B) explain how demand-pull inflation can arise. C) explain how cyclical unemployment can arise. D) detail the components of aggregate spending.