Which List Contains the Correct Sequence of Structures a Sperm $\rarr$

Which list contains the correct sequence of structures a sperm nucleus must penetrate in order to fertilize an egg?

A) egg plasma membrane $\rarr$ follicle cells $\rarr$ zona pellucida
B) follicle cells $\rarr$ egg plasma membrane $\rarr$ zona pellucida
C) follicle cells $\rarr$ zona pellucida $\rarr$ egg plasma membrane
D) egg plasma membrane $\rarr$ zona pellucida $\rarr$ follicle cells
E) zona pellucida $\rarr$ follicle cells $\rarr$ egg plasma membrane