Talking in person face to face would have been the most common. After that, telephone, mail, radio and newspapers.
The most common form of business communication within a business is a memo. This is usually distributed by email rather than a hard copy. The most common form of business communication between companies is an email letter.
Morse Code
Three forms in addition to talking face to face would be by telephone, radio, and postal service.
Yes, letters were the most common form of communication.
they mostly used telegrams!
In the 1940s, the radio was a major form of mass communication. Most telephone calls were placed through operators instead of calling a person's house directly.
The most common form of communication between neurons is through neurotransmitters. These are chemicals released by one neuron that travel across the synaptic gap to bind to receptors on another neuron, transmitting signals between them.
Some common communication theories are interpersonal communication, group communication and mass communication. There are many more theories but these three are the most common.
Communication by mail.
written communication
Prose refers to written language that is not in verse form, such as novels, essays, and speeches. It is the most common form of written expression and is typically used in everyday communication.
Accidental communication is communication which has no intentional or conscious basis, it occurs accidently. it is the most weak form of communication.