I do not know the official definition of an abstract idea, but I do know what it generally is. An abstract idea is an idea based upon a very strange thought. Or in other words, a very "out there" type of idea
Yea sure, I can share them with you
The progression from wayfarers to spacefarers demonstrate that people have advanced to the point where not only do we travel on foot but Astronauts and Cosmonauts are able to travel in space. This shows how technology has improved.
Answer:
A
Explanation:
It is the only answer that actually says "my best friend".
