Question

In medieval Europe an important technological advance was the use of the padded horse collar for plowing. Once this idea was thought of, other people used it. This illustrates that knowledge is generally a:

Answer 1

Answer: Public Good

Explanation:
In medieval Europe an important technological advance was the use of the padded horse collar for plowing.
Once this idea was thought of, other people used it. This illustrates that knowledge is generally a public good.