Choose all that apply. three early forms of communication were hieroglyphs alphabets pictographs petroglyphs cuneiform

The correct answers to this question are hieroglyphs, petroglyphs, and cuneiform.

Three early forms of written communication were hieroglyphs, petroglyphs, and cuneiform.

Historians consider that the first form of written communication found on earth is the record tablets of Sumeria. Those first tablets from Uruk, Sumer, are considered Cuneiform. Petroglyphs are images created on rocks. People scratched or removed part of the surface by picking or carving the rock until they formed animals, figures, or prehistoric humans. Hieroglyphs were a written form of communication invented by the Egyptians in Ancient Egypt.