In the Diagram Below of Reproductive Structures Found in a Male

In the diagram below of reproductive structures found in a male mammal,sperm that have both an acrosome and flagellum would likely be found in the region(s) marked

A) 1 only.
B) 2 only.
C) 3 only.
D) 2 and 3 only.
E) 1,2,and 3.