Mark the alternative that fills in correctly the blank in the cartoon, following the third conditional structure:
(Available at: https://eee.instagram.com/p/DGweSUKRKwt/?img_index=5)
- A If I knew you used it for this
- B If I had known you would be using it for this
- C If I have known you would use it for this
- D Had I knew you would use it for this
- E Had I known you use it for this