GMAT Critical Reasoning (CR) | Re: The snack food market has recently seen an explosion in the production

The snack food market has recently seen an explosion in the production and sales of "100- Calorie packs," individually wrapped portions of snack foods sized to provide exactly 100 calories per portion. These packs cost substantially more per ounce-they sell for nearly same price as traditionally sized portions, which are typically two to three times their size - but consumers have been purchasing them with greater and greater frequency. One possible explanation is convenience: Consumers