An adverb clause means that it has to be a full clause functioning like an adverb. This is the case in a): <span>Before you go to bed,
It's a clause (</span><span>"in our backyard garden| also has the function of an adverb but it's not a clause) and it's an adverb clause!</span>
Dionysius’s desire for total control and power affect the story’s plot in “Damon and Pythias” when Dionysius character was hot - tempered and imperious and anyone who angered him was put to death. In this situation, people in Syracuse were afraid to make a statement about him because they will be put to death. And so when a day came that he was informed that a young man named Pythias had been heard complaining against the cruelty of Dionysius, he condemned the youth to die.
This is written in third person point of view