Protein X Is Normally Used to Transport Sugar into Cells,so

Multiple Choice

Protein X is normally used to transport sugar into cells,so the cell can break down the sugar and use it for energy.If protein X is not folded properly,what might happen to the cell?

A) The cell would be unaffected.There are a lot of proteins;just one bad one is probably not that important.
B) The cell would have an impaired ability to generate energy.
C) The cell would make more of other proteins to make up for the misfolded protein.
D) All of the above.
E) None of the above.