Which is the common means of communication?

Bullock carts are used as means of transport in:

There are many vehicles on the road in:

Which is the fastest means of communication?

Which mode do we use to go to places nearby our home?

International Subscriber Dialing is used to reach people in another:

When the traffic light is red, it means:

We talk to people in far off cities using:

Yellow traffic light means:

Which is the common place we go to  everyday?