Schnucks Supermarket promotes products like milk, eggs and other daily essentials at very low prices in order to attract consumers into their stores. This type of pricing strategy would be an example of using pricing to:

C. Build consumer traffic

Explanation:

By lowering the prices of daily essentials like milk and eggs Schnucks Supermarkets is building consumer traffic in their stores. The lower prices will tend to attracts more and more consumers because of that demand principle of the lower the prices the higher the demand. When the consumers increases what the supermarket achieves is a bigger consumer traffic in their store.