Answer:
HIV is a virus that attack the cell which helps to fight against infection and make person suffer from others infections and diseases.
Aquired immunodeficiency syndrome is the Aids caused by HIV virus that is chronic.
If the natural quality of water is destroyed by mixing unwanted and harmful substances in water, it is called water pollution.
I think the answer is c. the duke of Normandy who invaded and took control of England in 1066. not sure... but good luck on this
Power to lay and collect taxes, duties, imposts and excises, to pay debts and provide for defense and welfare
The answer is b.) across Africa
The answer is C. An advanced system of manufacturing textiles, Such as silk