Question

what is the main function of the vacuole in a plant cell?
to control which substances enter and leave the cell
to contain the information that the cell uses for growth and activities
to direct cell activities by sending instructions to different parts of the cell
to store waste in the cell

Explanation:

The cell - membrane controls substances entering and leaving the cell. The nucleus contains information for growth and activities and directs cell activities. The vacuole in a plant cell mainly stores waste, among other functions like storing nutrients and maintaining turgor pressure.

Answer:

to store waste in the cell