"He makes several dishes, and he freezes them."

Translation: Il prépare plusieurs plats et il les congèle.

[MandyB11]

In different exercises (in previous subjects) regarding making food, faire has been used in place of préparer. Why not now?

[GrahamNdP]

It is on the list of accepted answers - what exactly did you put? :)

[JimCassels]

"........et il les gèl" marked incorrect. Why?