Direction: In the following questions some of the sentences have errors and some are correct. Find out which part of a sentence has an error. The number of that part is the answer. If a sentence is free from errors, then your answer is (4) i.e. No error.
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Solve the question according to given instruction
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- Drinking and driving
- are
- a major cause of accidents.
- No error.
Correct Option: B
is will replace are because –
Drinking and driving is a Singular Subject (a single activity).
A Singular Subject agrees with a Singular Verb.
Look at the examples given below : 
