| A. Genital warts | B. Genital herpes |
| C Syphilis | D Hepatius-B |
| E Trichomoniasis |
To determine which sexually transmitted diseases (STDs) are not completely curable from the provided list, we need to understand the nature of these diseases.
From the analysis above, the diseases not completely curable are:
Thus, the correct answer is B and D only.