From the words lettered A to D, choose the word or group of words that best completes each of the following sentences. You will need to commit the formula.....

From the words lettered A to D, choose the word or group of words that best completes each of the following sentences.
You will need to commit the formula.....memory

Answer Details

The word that best completes the sentence is "to". The sentence suggests that the speaker wants the listener to memorize a formula. The phrase "commit to memory" means to memorize something so that it can be easily recalled later. Therefore, the correct option to complete the sentence is "to". The other options provided in the list do not fit the context of the sentence and do not convey the same meaning as the phrase "commit to memory".