The primary mode of road transport in Chhattisgarh is:

Buses
Trains
Airplanes
Rickshaws

The primary mode of road transport in Chhattisgarh is buses. Buses are the most common form of public transportation in the state, and they provide a vital link between rural and urban areas. Buses are also used for inter-city travel, and they are a popular option for commuters.

Trains are another important mode of transportation in Chhattisgarh. The state has a network of railways that connect major cities and towns. Trains are a popular option for long-distance travel, and they are also used for commuting.

Airplanes are not a major mode of transportation in Chhattisgarh. The state has only one airport, which is located in Raipur. The airport is used for both domestic and international flights, but it is not a major hub.

Rickshaws are a popular mode of transportation in Chhattisgarh, but they are not the primary mode of road transport. Rickshaws are used for short-distance travel, and they are a popular option for tourists.

In conclusion, the primary mode of road transport in Chhattisgarh is buses. Buses are the most common form of public transportation in the state, and they provide a vital link between rural and urban areas.