Which answer choice lists correctly of the structures through which insulin passes from its production to its exit from the cell?
a) rough ER, transport vesicles, Golgi apparatus, vacuole, cell membrane
b) rough ER, Golgi apparatus, smooth ER, cell membrane
c) rough ER, lysosomes, transport vesicles, cell membrane
d) rough ER, transport vesicles, Golgi apparatus, transport vesicles, cell membrane