Match the following
| List - I | List - II | ||
|---|---|---|---|
| A. | Complementary receptor site | I. | Prions |
| B. | Two identical molecules of RNA | II. | Retroviridae |
| C. | Viral enzyme | III. | Tail fibres |
| D. | Proteinaceous infectious particle | IV. | Lysozyme |
Match List-I with List-II 
Choose the correct answer from the options given below: