This early type of communication is thought to be between 10,000-12,000 years old, and can be found worldwide. cave is petroglyphs

Wrong, it's hieroglyphs

yes based on alexanders actions he deserved the title of "the great". his empire covered about 3,000 miles and he was able to establish the empire over a 13 year period of time. he was able to conquer many different places. he also defeated the persians. he conquered egypt and developed a city and named it after himself.