------ is used for making printer ink, shoe polish

Options :
  1. graphite
  2. coke
  3. lampblack
  4. coal


Answer and Explanation :-

Answer: Option 3

Explanation:

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A man, to be greatly good, must imagine intensely and comprehensively he must put himself in the place of another and many others the pains and pleasures of his species must become his own. The great instrument of moral good is the imagination.
-Percy Bysshe Shelley A Defence of Poetry and Other Essays