Well, all of the mentioned people have brought about important changes (without military support), so A and B are false.
Martil Luther King lived in the the 20th century, so D. is false too. The right answer is C.
The Indus people initially known as the Indus River Valley Civilization which covers parts of modern day Afghanistan, Pakistan and India, were high thinkers who had a well organized civilization, made use of standardized weights and measures, seal carving, and were very good developers in the area of metallurgy with materials such as; copper, bronze, lead, and tin.
Today people that occupy these regions are making good innovations in the area of Technology, medicine and treatment and economics.
The correct answer would be, Refute.
A word that means to prove to be wrong by argument of evidence is called Refute.
Explanation:
Refute is a word that is used to disapprove or disregard something. Refute proves something to be wrong. When something is denied through evidence, refute is used to disregard that thing.
For example you ask your child that did he brush his teeth and he said yes, but you deny him by showing him his dry toothbrush. This means you refute your child's claim of brushing.
Similarly, in court, the defense lawyer will refute the claims of prosecutor against his client by showing him evidence that he is not guilty.
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