If i can stop one heart from breaking
I shall not live in vain
If i can ease one Life the Aching
Or cool one Pain
Or help one fainting Robin
Unto his Nest again
I shall not live in vain

In lines 4 and 5 of this poem by Emily Dickinson, how does the placement of the word "or" most clearly contribute to the meaning of the poem?

A. The repeated capitalization of "or" emphasizes the poem's theme of putting others before oneself.
B. The placement of "or" at the beginning of two lines gives the poem the feel of a list, which reinforces the things the speaker wishes to do.
C. The repeated use of "or" gives the poem the rhythm of a heartbeat, reflecting the love the speaker has for the people.
D. The repetition of "or" in two different lines draw attention to the lines, making them the most important lines in the poem.