they used to talk to each other.
STONE
they send people
Barter
A pen and paper!
paper fasteners and stapelers and paper organixing machines... hope this helps you:)
Before globalisation people communicated by telephone which was tidieous and petty. but now we can use the internet 2 communicate. we would also use letters which would take 2 years 2 send.
Pencil/Pen and paper ... believe it or not.
pen, paper, or mouth
Research paper or a report.
Research paper or a report.
A research paper is a document you can use to communicate the results of research findings. The MLA and APA are the two most popular documentation styles for research papers.
eny surface like a cave wall or a tree k.d.
people use words to communicate and talk
People use all the letters of the alphabet to communicate. They use the letters to forms words. Words by convention have meanings which are used to communicate.