Which Sultan of medieval period is credited for establishment of Agra city and making it the capital of Sultanate?

With reference to Indian history, who of the following were known as "Kulah-Daran"?

Who among the following had invited learned Scholars from Arabia, Persia and Central Asia?

Who among the following composed his poems with sub-name of Gulrukhi?

Who among the following medieval ruler had composed his poems in pen-name of Gulrukhi?

Who had established the Agra city?