In this excerpt, a reader can conclude that Lizzie is playful based primarily on her
O words.
O actions.
O feelings.
O thoughts.

actions

Explanation:

in the quotation from passage, connie willis states that literature is a way for authors from the past to communicate with readers of today. we can read their stories, books, and other texts to learn lessons about life. willis refers to these lessons as messages “from beyond the grave.” willis has a favorable viewpoint about the timelessness of literature.

i think the answer would mist likely be an adjective clause, because unhappy is an adjective.