Answer:
Nucleus could be customer service since it is like the "control center"
Endoplasmic Reticulum can be the hallways of the mall since they are like "passageways"
Cell wall could be security guards that surround the mall and "protect"
Chloroplasts can be the food court since it "produces food for the cell"
Lysosome can be the garbage cans since its the "garbage disposal of the cell"
Vacuole can be the storage room for the janitors since it "stores" things