Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No improvement.
I tried to contact my dentist but her cell phone appeared to have been switched off.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. No improvement.
As the underlined part of the statement is in accordance with the grammatical rules "No improvement" will be the correct answer.