Answer:
Bryce Harrington, I believe.
Explanation:
Wikipedia by some teachers are not reliable, but if your teacher allows wikipedia, I totally understand that! The person who created the article was "Bryce Harrington", therefore I would think he was the article-creator. And wikipedia is a source where anyone can edit. But, in my opinion I would say Bryce Harrington is the author or at least the article-creator. The article was created in 2002, on September 24th.
Complete subject is two playful children
simple subject is children
El feudalismo fue el sistema de organización política, social y económica preponderante en la Edad Media.
the soviet union broke into 15 sovereign states
When settlers first arrived in the united states many of the natural resources were untouched and there was an abundance of them. So as industries started up we had plenty of materials to build things such as rail roads, houses, etc.