Arrange the Following Layers from Most External to Most Internal

Multiple Choice

Arrange the following layers from most external to most internal. 1 = Cell membrane
2 = Capsule
3 = Cell wall

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