The correct answer is panicky.
The author himself says that there were a lot of things around him that made him feel nervous, or the exact word he used is - panicky. I don't know the context, however, based on this excerpt it seems that he went through something dangerous or tragic that made him feel panicky about many things around him.
Answer: Karen is most likely using a STRUCTURED INTERVIEW.
Explanation: A structured interview commonly used in survey research is a type of formal meeting, in person, for the assessment of a candidate or applicant that each individual is presented with the same exact question in the same order.
This is a means of collecting data for a statistical survey. The choice of answers to the questions is often fixed. Though open-ended questions can also be included within a structured interview.
Internal and external = physical and emotional
Answer: social contract
Explanation: Because Ginny's mother has accompanied her daughter on multiple occasions she has both taught and tested her on the safety rules. Ginny has demonstrated mastery of them and consistency in their application. Consequently, Ginny agrees to follow the rules and in exchange her mother allows to go to the park unaccompanied.