Answer :
Final answer:
The number of people who have died of AIDS since 1981 is 22.5 million.
Explanation:
The correct answer is option B. 22.5 million people have died of AIDS since 1981. AIDS (Acquired Immune Deficiency Syndrome) is a condition caused by the Human Immunodeficiency Virus (HIV). HIV weakens the immune system and makes individuals vulnerable to infections and diseases. Since the beginning of the AIDS epidemic in the early 1980s, millions of lives have been lost due to AIDS-related complications.
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