Exocytosis is the transport process that always involves the movement of materials from inside the cell to outside the cell. The correct option in regards to all the options given in the question is option "C".Exocytosis is also considfered as an active transport process in which the cell transports the molecules out of the cells by using a energy using process. Endocytosis is just the opposite of exocytosis. In regards to multicellular organisms, there are two kinds of exocytosis and they are regulated exocytosis and triggered constitutive exocytosis.
