Why is tourism considered as a trade?

Ques: Why is tourism considered as a trade?

Ans.
(i) Foreign tourist’s arrival in the country contributing to foreign exchang
(ii) Many people are directly engaged in the tourism industry.
(iii) Tourism provides support to local handicrafts.
(iv) Tourists visit India for medical tourism, eco-tourism, adventure tourism,
cultural tourism and business tourism
(v) Any other relevant point.
(Any two points)
Unit- Geography- Lifelines of National Economy