Answer: When blood from one person gets in contact with blood from an HIV infected person.
Step-by-step explanation:
HIV us an acronym for human immunodeficiency virus. The virus causes AIDS and leads to low immune of the infected person which brings about a reduction in the ability of the person to fight diseases.
HIV cannot be transmitted by hugging, kissing or playing with someone. It can only be transmitted when there is contact between the blood of an infected person and someone who isn't infected.
Therefore,the correct option is D.