Directions: In the following questions,some of the sentences have errors and some have none. Find out which part of a sentence has an error. The number of that part is your answer. Your answer is 'd' i.e., No error.
Directions :Sentences are given with blanks to be filled in with an appropriate word(s). Four alternatives are suggested for each question. Choose the correct alternative out of the four.
The __ of our civilization from an agricultural society to today's complex industrial world was accompanied by war.