Question

spot the error of the following sentence - it were one of the biggest challenge

Answer 1

were is the error ...

were =was
so
it was one of the biggest mistake

Answer 2

Given that” it were one of biggest challenge and you need to reading the sentence and find out error on it.

Here the right sentence is “it was one of biggest challenge” hope the student can reader can cleat this doubt and get answer for this question with no trouble of it.

Hope it will provide best ideas and updated the skill on spot error .