theme of this poem is that people should honor their country's flag. Which lines from the poem best support this theme?
A.
With the clustered stars and the steadfast bars / The red, the white, and the blue
B.
Flag in a day-dawn started / Never to pale or wane
C.
Flag of the sturdy fathers / Flag of the loyal sons
D.
Symbol o'er land and sea / Of the life of a happy people