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 answer would be B. Anonymous.
It is they were nurses, also fighter.
Answer:
Most of the time, yes that is generally what happens.
As far i know there are many motif in Separated peace, like coming of age, athletics and transformations. but i don't know if 'hearing' is also a motif.