Select the correct answer.
How does the author unfold the idea that designing the Apollo 11 patch was a difficult task?
A.
The author lists all the messages the patch intended to communicate to the world.
B.
The author reasons that the patch was an important part of the lunar landing.
C.
The author describes all the people who worked on designing the patch.
D.
The author explains that it is a tradition for the crew to design the patch.