The first newspaper was published in:

International Subscriber Dialing is used to reach people in another:

We communicate to:

Which is the quickest way to  sent and receive messages?

Which is the oldest form of communication?

How do we sent E mail?

How are our telephones connected?

Which is the fastest means of communication?

We talk to people in far off cities using:

How do we speak to people who cannot hear or speak?