MCQ
A compound was synthesized by a student, but its structure was not identified. However, his wonderfully helpful instructor told him that it was a meso compound with $5$ carbons and $2$ stereogenic centers. Which of the following structures should the student consider as possibilities for his compound ?


- ✓$I, II, IV$
- B$II, IV$
- C$I, III, V$
- D$II, IV, V$

