Which option distinguishes why Katie may often be hungry in the following scenario?

Katie is on a budget, and she often buys pre-packaged foods that are both easy to cook and convenient to eat on the run. She has noticed that she is often ready to eat again after only a couple hours.

A) She is buying low fat foods.
B) She is buying nutrient-dense foods
C) she is buying ultra-processed foods.
D)She is buying minimally processed foods.