because initial research is a form of raw notes seeing that can be looked back on if in need.
Well, unencumbered in this question means not "tied down" or restricted.
So the answer is A.
Explanation: The horse was freed from its restraints as it galloped around said open field.
The detail that best determines the time period that Hamlet was written in is that Monarchy was the form of government. The play Hamlet was written during the time period of 1599-1602, and set in the Kingdom of Denmark.