Answer:
The two theories of where the first Greeks are discussed below in details.
Step-by-step explanation:
There are numerous theories about the origination of the Greek vocabulary. One theory recommends that it be introduced with the migration of proto-Greek preachers into the Greek peninsula, which is determined to any period within 3000 BC and 1700 BC. Another hypothesis declares that the migration into Greece happened at a pre-pro to Greek (new PIE) grade, and the specific Greek sound variations happened later.