He __ when the teacher entered the room, Complete the sentence with the parts given below: March 26, 2025 by Admin a) will have studiedb) had studiedc) was studyingd) has studied Correct Answer : c) was studying Related Posts:What is instantaneous speed? A Complete GuideHow to keep ones reading room clean.We must not be late, else we will miss the train.…What is the difference between complete and finish?Natural Resources of Tripura ParagraphThe Importance of Information and Communication Technology