Personification helps develop meaning in the poem by describing what is happening in the night. It also develops mood and tone by carrying a certain connotation for each word. For example, when the author says "as falls the restful night", the reader feels peaceful because of the word such as falls and restful.
The answer is letter c.
It can be both natural and human source of pollution. There are times when the intense heat can
trigger a brush fire and can expand depending on how strong the wind
blows. It can be caused by humans. it could due to carelessness of people leaving
flammable materials unchecked. Or using too much fuel that when lit would cause
a brush fire that would expand into a wildfires. The smoke from it pollutes the air.