Arrange the following steps of replication of retrovirus in correct sequence.

A. Incorporation of viral DNA into host genome.
B. Formation of viral DNA by reverse transcription.
C. Infection of normal cell by virus and introduction of viral RNA into host
D. Production of new viral RNA by infected cells.

Choose the correct answer from the options given below:

C → B → A → D

The correct answer is Option (3) → C → B → A → D