Answer:
C is the correct answer
Step-by-step explanation:
A) If Jess is asking, then the sentence would go "What time is it?" asked Jess.
B) The teacher would say "Are you asking if it is time to go?" the teacher replied
C) Jess assured him, "Yes, that is exactly what I am asking!"
In conclusion, for A and B, all that is wrong is that the ? is in the wrong places.
Hope this helps