Use the following sets of words and phrases to write complete sentences.
since / beginning/ course / I / never/ be late / class.
A.Since at the beginning of the course, I have never been late for class.
B.Since the beginning of the course, I had never been late for class.
C.Since the beginning of the course, I have never been late in class.
D.Since the beginning of the course, I have never been late for class.