Final answer:
The quote "The leaves quivered and rustled; a lonesome cricket chirped in the grass, a bee hummed by. The silence of the waning afternoon breathed hateful portent. It terrified Jane. When had silence been so infernal?" demonstrates a person vs. nature conflict.
Step-by-step explanation:
The quote that best demonstrates a person vs. nature conflict is: "The leaves quivered and rustled; a lonesome cricket chirped in the grass, a bee hummed by. The silence of the waning afternoon breathed hateful portent. It terrified Jane. When had silence been so infernal?" This quote shows a conflict between the character, Jane, and the natural world around her. The silence in nature is portrayed as menacing and terrifying, creating a person vs. nature conflict.