In the following questions, a sentence has been divided into four parts and marked a, b, c and d. One of these parts contains a mistake in grammar Idiom or syntax. Identify that part and mark it as the answer.
The cost of food grains have increased
so rapidly during the last two years
that salaried classes find it difficult
to save any part of their income
Correct Answer :
A. The cost of food grains have increased
has increased.... Often, by what is called the Error of Proximity, the verb is made to agree in number with a noun near it instead of with its proper subject. This should be avoided.