Answer: A) Rhyme.
Step-by-step explanation: a rhyme is the correspondence of sound between words or the endings of words, especially when these are used at the ends of lines of poetry. In the given lines from the poem "I Am Offering This Poem" we can see that it connects and emphasizes ideas through the use of rhyme: the sound of the word "give" at the end of the first line, corresponds to the sound of the word "live" at the end of the second one.