The correct answer is anxious.
Step-by-step explanation: We can identify the narrator's tone by their choice of words or phrases. In this excerpt of "Does My Head Look Big in This?" by Randa Abdel-Fattah, we can identify the tone by the subject's thinking patterns and behaviors. The narrator is not able to sleep because she is overthinking and anxiously obsessing over what Adam will think and how he would react when she goes to school in her hijab.