“The Ballad of Birmingham:” Which lines most closely show a tension presented by the author in the poem?

a)

“Mother dear, may I go downtown / Instead of out to play,”

b)

“And march the streets of Birmingham / To make our country free.”

c)

“The mother smiled to know her child / Was in the sacred place,”

d)

“She raced through the streets of Birmingham / Calling for her child.”