The economy is divided into three sectors which are primary, secondary, and tertiary sector.
The tertiary or the service sector renders various services to the citizens of the country such as banking, tourism, transport, trade and commerce etc.
This sector aids the the other two sectors and helps in the production processes of the primary sector and secondary sector.
Final Answer: The tertiary or the service sector renders various services to the citizens of the country such as banking, tourism, transport, trade and commerce etc. This sector aids the the other two sectors and helps in the production processes of the primary sector and secondary sector.