A sentence fragment is a incomplete sentence like, one that doesn't fully explain its self. fragment = came to the house, complete = Lilly came to the house to visit.
The correct option is A.
The narration uses sensory details to increase the power of the narrative. Sensory details refers to those words in a passage which help readers to connect with what the narrator is saying by means of their five senses; that is, the senses of touch, taste, sight, smell and hearing.