Answer:
The correct answer is option A. "Nervous".
Step-by-step explanation:
"The Open Window" by Saki is a half funny and half scary story that portrays Framton Nuttel as very nervous character that goes to the country looking for a cure for his condition. Framton Nuttel goes to his sister insistence when his condition goes from being nervous to suffer from anxiety and unable to handle stress, unfortunately his condition gets only worse when he get there.