Which of the following crops have been brought to India from New World : -

The 'New World' refers to the Americas.
Cashew nut (from Brazil), potato (from the Andes of South America) and rubber (Hevea brasiliensis, from the Amazon) are all native to the Americas and were introduced into India (mainly by the Portuguese and the British).
Mango is native to India; tea is native to China and north-east India; coffee is native to Ethiopia (Africa).
So cashew nut, potato and rubber have been brought to India from the New World.