A virus enters the immune system of a patient and damages its function

A virus enters the immune system of a patient and damages its function.
Answer the following:
(i) Name the disease patient is suffering from.
(ii) Name the pathogen and two modes of transmission of this virus.

(i) AIDS (Acquired Immuno Deficiency Syndrome)
(ii) HIV (Human Immuno deficiency Virus)
Two modes of transmission of AIDS are:
(i) Sexual contact
(ii) Blood transfusion