Go through the following headings and subheadings

TRANSPORT SYSTEM IN INDIA

1 Traditional means

1.1 Walking

1.2 Palanquin

1.3 Bullock carts and horse carriages

1.4 Bicycles

1.5 Hand-pulled rickshaw

1.6 Cycle rickshaw

1.7 Trams

2 Local transport

2.1 Public transport

2.1.1 Buses

2.1.2 Taxi

2.1.3 Auto Rickshaws

2.1.4 Suburban Railway

2.1.5 Metro Rail (Mass Rapid Transit System)

2.2 Two-wheelers

2.3 Automobiles

2.4 Utility vehicles

3 Long distance transport

3.1 Railway

3.1.1 International

3.2 Road

3.3 Aviation

3.3.1 Airports

3.3.2 Heliports

4 Ports and shipping

5 Waterways

6 Bridges

7 Pipelines

After going through the above, you come to understand that Bullock carts and horse carriages are ___________.