Who ordered Royal Road from Peshawar to Sasaram

Who among the following shifted the capital of the Empire from Agra to Delhi?

From where did Fareed, who later on became Sher Shah Suri, got his education :

Who among the following historians declared the regime of Shah Jahan to be the Golden Era of the Mughal Period?

Who presented Kohinoor diamond to Shah Jahan

Mughal Prince who took refuge in Srinagar Garhwal –