In the autumn of 2021, the Drewry world container index rose while the port throughput index continued to stay near its all-time high. These changes in the prices and quantities of container shipping are consistent with

Group of answer choices

An increase in demand and no shift in the supply curve

A decrease in demand and an increase in supply

No shift in the demand curve and a decrease in supply

An increase in demand and a perfectly elastic supply curve

This is not enough information to choose among the four options listed