In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
Millions of Jews lost (A)/ their kith and kin (B)/ in Hitler concentration camps.(C)/ No error(D)
A monopoly is a market that has a single seller of a unique product in the market. He does not have any competition in the market as he has no substitute product for the product he is selling.
In the following question, out of the four alternatives, choose the word which best expresses the meaning of the given word and click the button corresponding to it.