A. She will have been working for five hours.
B. She will work for five hours.
C. She has worked for five hours.
D. She is working for five hours.
Answer: She will have been working for five hours.
A. She will have been working for five hours.
B. She will work for five hours.
C. She has worked for five hours.
D. She is working for five hours.
Answer: She will have been working for five hours.
Additional Information: The future perfect continuous tense describes an action that will continue until a specific time in the future.