How does the external conflict between the bear and Mr. Hernandez affect the plot?

It makes the story action-packed because Mr. Hernandez is being chased by the bear.

It makes the reader worry that Mr. Hernandez's binoculars are damaged.

it makes the reader wonder if Mr. Hernandez will be attacked, so the plot is full of tension.

It makes the reader fear that Mr. Hernandez will sneeze and scare the bear.