Helen is designing a square garden as shown in this image. Her plan is to

fill the circular region with irises. She will need 5/8 square feet per iris bulb.
The iris bulbs are sold in packages of 6.
What is the minimum number of packages of iris bulbs Helen must
purchase to complete her plan?
Select from the drop-down menu to correctly complete the statement.

Helen must purchase the minimum of _______ packages of iris
bulbs to complete her plan.

A.10
B. 11
C. 13
D.14

B. 11