' C ' has the misplaced modifier. It makes the sentence sound like the commands take the obedience class.
It should say "The dogs that take the obedience class know several commands.".
The answer is A Will must change his plans to be sure he does not lead the soldiers to the hidden horses. Hope this helps!
I think it is the last one the study of non participation
Columbus and the writers of the Mayflower Compact
