The Mughal emperor who allowed a chain with bells to be hung outside his palace was_________?

The Mughal emperor who allowed a chain with bells to be hung outside his palace was_________?

A. Akbar
B. Jahangir
C. Shah Jahan
D. None of these

Soon after ascending the Mughal throne, Jahangir, the fourth Mughal Emperor, allowed a chain with bells to be hung outside his palace to enable petitioners to bring their grievances to the notice of the emperor himself.