Simile or metaphor if it uses like or as it is a simile
In Vonnegut's Harrison Bergeron, Harrison's parents are incapable of being emotionally impacted by their son's death due to their numerous handicaps.
Because they are so handicapped, they are unable to concentrate or focus on something for more than a moment. Their handicaps prevent them from thinking clearly or remembering details. As a result, although they initially feel sad, they quickly forget what happened and continue watching television.
It's the third option.
"I love it," she said loudly.
"Yep," I said. "I knew you would."
Whenever someone is speaking, always put quotations around it.