KBC 2021| Who was the brother-in-law of the Indian emperor Harshavardhan? By Monishka Kapoor - December 10, 2021 KBC 2021, Find out the correct answer of the question- Who was the brother-in-law of the Indian emperor Harshavardhan? •Grahavarmana •Banabetta •Devagupta •Bhaskaravarman Correct answer is Grahavarmana