Answer:
Its B: Then he said again, "I'll be back to check on you. One wrong move and off you go to prison too."
Explanation:
I took the test
The author should use 1st person when speaking AS the character. 3rd person is when speaking FOR the characters, like, " Mary and Lynne ran across the field. "
ABAB
this is because the first and third sentences rhyme and the second and fourth sentences rhyme