Who among the following travelled in Vijaynagara Empire in the fifteenth century and was greatly impressed by the fortification of the empire?

Nicolo de Conti Abdur Razzaq Afanasii Nikitin Domingo Paes

Abdur Razzaq

Abdur Razzaq, an ambassador sent by the ruler of Persia to Calicut (present-day Kozhikode) in the fifteenth century, was greatly impressed by the fortifications, and mentioned seven lines of forts