Which of the following statements regarding cyclical analysis is most likely correct? a$.$ The inventory cycle reflects fluctuations in business inventory based on expectations of future demand and supply. b$.$ The long$-$term trend of inventory$-$to$-$sales ratio tends to go up due to more effective inventory management techniques.O c$.$ The inventory$-$to$-$sales ratio tends to decrease in the short term. d$.$ The cyclical component determines the overall long$-$term return expectations for asset classes.