Choose the correct passive voice: "The students are solving the puzzle."
- A. The puzzle has been solved by the students.
- B. The puzzle was being solved by the students.
- C. The puzzle is being solved by the students. ✓
- D. The puzzle is solved by the students.
Correct answer
C. The puzzle is being solved by the students.
Explanation
Present continuous active becomes present continuous passive: 'is being solved'.