The correct answer is C. Information sharing, frequent ordering, variable pricing.
The bullwhip effect refers to the phenomenon where small fluctuations in demand at the consumer level can lead to increasingly larger fluctuations in demand as one moves upstream in the supply chain. This can result in inefficiencies, excess inventory, and higher costs.
Information sharing is one way to reduce the bullwhip effect. By sharing information about consumer demand, suppliers can better anticipate changes in demand and adjust their production and inventory levels accordingly.
Frequent ordering is another way to reduce the bullwhip effect. By ordering more frequently but in smaller quantities, suppliers can better match supply to demand and avoid overproduction and excess inventory.
Variable pricing is also effective in reducing the bullwhip effect. By adjusting prices in response to changes in demand, suppliers can encourage customers to smooth out their purchasing behavior and avoid sudden spikes or drops in demand.
Therefore, the combination of information sharing, frequent ordering, and variable pricing is the most effective way to reduce the bullwhip effect.