In each of the following questions, 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 as your answer.
Some people regard the world as an ______

Options

A. imitation
B. allusion
C. illusion
D. elision

Answer

C

Explanation

illusion (N .) : something that seems to exist but in fact does not, or seems to be something that it is not
imitation (N.) : the act, practice, or art of imitating , mimicry
allusion (N.) : a passing/indirect reference
elision (N.) : omission of a sound that would normally be pronounced in speaking a word
Here, illusion is the right usage.