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.
It was the drug and not the disease
that killed him
he would have been alive today
if he did not take the drug
Correct Answer :
D. if he did not take the drug
if he had not taken the drug The action of taking the drug occurred before he died.