Arrange the Following Events of Exocytosis in the Correct Sequence

Arrange the following events of exocytosis in the correct sequence: (1) vesicle membrane fuses with plasma membrane
(2) secretory vesicles migrate to plasma membrane
(3) vesicle contents are expelled from cell
(4) secretions accumulate within secretory vesicles

A) 2, 1, 4, 3
B) 1, 4, 2, 3
C) 3, 1, 4, 2
D) 4, 2, 1, 3
E) 1, 2, 3, 4