What kind of fragment is "near the computer"?

Our coach’s idea of food for the entire wrestling team was tiny sandwiches and fruit.

Insert comma today we went to the store to the post office and to the park

What is the effect of narrator's word choice on the tone of this passage? the words "my heart shrank within itself" create a fearful tone. the words "better-omened" set a hopeful tone. the words "wounded his fellow" develop a remorseful tone. the words "struck harsh upon my ears" suggest an irritated tone.