Science Class 9 Why Do We Fall Ill

Asked by GIANSH GUPTA KHUNDKER · BIRLA BRAINIACS

Which of the following is a way in which the Human Immunodeficiency Virus (HIV) is transmitted?
A) Shaking hands with an infected person
B) Hugging an infected person
C) Using unsterilized needles or blades
D) Air-borne droplets when the infected person coughs

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