From the words lettered A to D choose the word or group of words that best completes the sentence. I want everybody to learn the last ten lines of the poem ...

From the words lettered A to D choose the word or group of words that best completes the sentence.
I want everybody to learn the last ten lines of the poem .... heart.

Answer Details

The most appropriate word to complete the sentence is "by". "I want everybody to learn the last ten lines of the poem by heart" means to memorize the poem without reading it. It implies that the speaker wants everyone to have the poem memorized so well that they can recite it from memory.