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'.
He said that it was the first time (A)/ that such a trick (B)/ is discovered.(C)/ No Error (D)

Answer

3

Explanation

The sentence is in Indirect Speech and Reporting Verb is in Past Tense. Hence, Past Tense i.e. was discovered should be used here.