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'.
Everybody knows(1)/ that Bhutan is the most peaceful(2)/ of all other countries of the world.(3)/ No Error(4)
A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence inPassive/Active Voice.