Answer:
3. 3-D Printing.....You probably didn’t know that what’s now known as 3-D printing began in the early 1980s with a process called selective laser sintering. University of Texas alum Carl Deckard began inventing the process, commonly referred to as SLS, while he was still a graduate student.
Explanation:
Well its designated area is Peru and about 1,000 people lived there,they up high in the mountains and machu pichu was part of the inca empire,its nick name was "the lost city" and it was a popular district
What helped Greece in trade is its access to the sea and its trade roots too.
The Declaration of Independence
