Choose a good topic sentence that is connected to the information in the paragraph.

Popular Popcorn

It is one of the easiest foods to eat. You can eat it with your fingers, and it does not have to be served piping hot like some foods do. In addition, with only 20 calories per cup and almost no fat, it is both a filling and a heart-friendly snack. Furthermore, it can be an important source of natural fiber, a substance that is important in limiting certain types of cancer. Based on this information, can anyone be surprised that sales of popcorn are soaring in many countries?