Choose the correct passive voice: "The council will have approved the budget by March."
- A. The budget will be approved by the council by March.
- B. The budget will have approved by the council by March.
- C. The budget has been approved by the council by March.
- D. The budget will have been approved by the council by March. ✓
Correct answer
D. The budget will have been approved by the council by March.
Explanation
Future perfect active becomes future perfect passive: 'will have been approved'.