The medieval Indian writer who refers to the discovery of America is :

Three examples are as follows : (i) Many common foods, e.g.., potatoes, soya, tomatoes, maize, etc., were introduced to Europe from America. These crops made a difference between life and death....

(i) an Isthmus

(d) In India, Banjara people were transporters of goods from one place to another and the goods they transported included salt, grains, firewood and cattle.Thus, Banjaras were trader-nomads.

(d) Firoz Tughlaq set up a separate department of slaves known as 'Diwan-i-Bandagan'. Mohd Bin Tughlaq was succeeded by his cousin (not uncle) Firoz Tughlaq. Alauddin Khalji introduced the branding system of...

(b) States such as Champaka (Chamba), Durgara (Jammu), Trigarta (Jalandhar), Kuluta (Kulu), Kumaon and Garhwal managed to remain outside the main areas of conflict in the northern plains.

(a) The Oak Tasar silk is produced in Assam, which is used in Sericulture. The Oak flora was discovered in 1966 in Assam.

The Right option is :(d) Abul Fazl

(b) States such as Champaka (Chamba), Durgara (Jammu), Trigarta (Jalandhar), Kuluta (Kulu), Kumaon and Garhwal managed to remain outside the main areas of conflict in the northern plains.