Select the most appropriate option to substitute the underlined segment in the given sentence. If no substitution is required, select No improvement. The man who seen the accident to occur telephoned the police. (a) saw the accident occurred (b) had seen the accident occur (c) saw accident was occurring (d) No improvement

Options

A. saw the accident occurred
B. had seen the accident occur
C. saw accident was occurring
D. No improvement

Answer

B

Explanation

.seen the accident to occur should be replaced with .had seen the accident occur.. The accident occurred in the past. Therefore, past perfect tense should be used. The correct sentence will be as follows: The man who had seen the accident occur telephoned the police.