Review these background facts from the documentary, before answering the question below.

School lunches feature fast food options every day.

Brady describes how every day there are chili cheese fries, nachos, and other fattening greasy foods available.

Wesley says that he makes bad lunch decisions, but doesn't have much choice either hamburgers, cheeseburgers or sloppy joes.

Maggie describes how the Student Store has a daily special, $5$ days a week: Papa Johns, Chick Fil$-$A$,$ Arby's, Pizza Hut and McDonalds.

School lunch aides say that healthy options are available, but that most kids pick the fast food option, and must learn to choose for themselves.

According to the documentary, during the Regan administration in the $1980$ s$,$ a change to the school lunch programs resulted in schools getting rid of their cooking facilities and ordering pre$-$prepared foods that just needed to be heated and served.

Which of the following is the change that led to the current school lunch food environment?