Mr. Khan a professor of English lives in Magura (put punctuation).
Mr. Khan, a professor of English lives in Magura.
Correct
Mr. khan a professor of English lives, in Magura.
Mr. khan a professor of English lives in Magura.
Mr. Khan a professor of English lives in Magura.
Explanation:
Correct Answer is: Mr. Khan, a professor of English lives in Magura.