Use the Following Information to Answer the Questions Below

Use the following information to answer the questions below.
The following questions refer to the generalized life cycle for land plants shown in the figure below. Each number within a circle or square represents a specific plant or plant part, and each number over an arrow represents either meiosis, mitosis, or fertilization.

-In the figure above, which number represents the mature gametophyte?

A) 1
B) 3
C) 5
D) 7
E) 11