FIND THE ERROR Binay was happy (1)/ that Mukesh and his sister was going (2)/ on the same train (3)/ next day (4)/ No error (5)

Answer

2

Explanation

was की जगह were का प्रयोग होगा। that से स्टार्ट Clause का Plural Subject-Mukesh and his sister है। अतः P.V.-were का प्रयोग होगा।