False, a lot of poetry actually doesn't rhyme. It's just a literary device that can be used.
The speaker means that B. <span>Even when they were tired and had doubts, they remained faithful.
The "voices singing in [their] ears" were themselves, thinking of the doubts they have. </span>
<span>third person omniscient but depends on, how many MORE characters, in that case, limited.</span>
The answer is the third one.