_____ all my colleagues, I’d like to show all my sincere thanks to you for your devotion to our research.

         A. In case of     B. In memory of   C. In honor of   D. On behalf of

_____ all my colleagues, I’d like to show all my sincere thanks to you for your devotion to our research.

1. A.
   In case of
2. B.
   In memory of
3. C.
   In honor of
4. D.
   On behalf of

_____ all my colleagues, I’d like to show all my sincere thanks to you for your devotion to our research.

       A. In case of   B. In memory of   C. In honor of       D. On behalf of

_____ all my colleagues, I’d like to show all my sincere thanks to you for your devotion to our research.