HIV crossed from chimps to humans in the 1920's in what is now the Democratic Republic of Congo. This was probably as a result of chimps carrying the Simian Immunodeficiency Virus (SIV), a virus closely related to HIV, being hunted and eaten by people living in the area.
The answer to this is letter B
A self exam and an xray si the best way to detect it
Answer:
1. if you are making a meal and you don't properly tighten your jewellery, it might accidently fall into the food which is dangerous to the body because of the jewelry contains chemical substance, which could cause damage to the body , if not seen .