Explanation:
Trader nomads : They bought and sold these goods as they moved from one place to another, transporting them on their animals. The Banjaras were trader-nomads who bought grain where it was cheaply available and carried it to places where it was dearer.
Tribe : a tribe is a human social group which mainly live in a forested region and survive by hunting animals and by carrying out shifting cultivation. They have their own culture, religious beliefs and traditions which are completely different from mainstream practices
I would say B.
I hoped I help have a nice day
They were able to grow their own food which was a plus for them since the rainfall helped increase their chances of getting food. Hopefully, this helps you. ^^