Niya Contracts HIV as a Result of Having Sexual Intercourse

Niya contracts HIV as a result of having sexual intercourse with her boyfriend,who is infected with HIV.She gets pregnant,and months later she gives birth to a healthy baby boy.Given that her baby has not contracted HIV yet,which of the following must she do in order to ensure that her baby is HIV-free?

A) She should refrain from breastfeeding her baby because the virus can spread the virus.
B) She should refrain from using the same utensils she uses for feeding her baby as the virus can spread through saliva.
C) She should ensure that her baby does not come into contact with her tears or sweat as the virus can be transmitted through these fluids.
D) She should refrain from cuddling and kissing the baby because the virus can spread through typical social contact.