From the words or group of words lettered A to D, choose the word or group of words that best completes the sentence. The students had no choice ..............

Answer Details

The word that best completes the sentence is "but". The sentence expresses that the students had to do as they were commanded, and the word "but" is used to connect this idea to a contrasting idea, indicating that there was no other option. Therefore, the correct answer is "but".