Select the INCORRECTLY spelt word.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Robbust
The meaning and correct spelling of the given words are:
Xylophone: a musical instrument played by striking a row of wooden bars of graduated length with one or more small wooden or plastic beaters
Oligopoly: a state of limited competition, in which a market is shared by a small number of producers or sellers
Robust: strong and healthy; vigorous
Zenith: the time at which something is most powerful or successful
Thus, the correct spelling of the incorrectly spelled word is robust.