Read the following context and choose the best option to answer the question.
Context: Anyway . Yesterday afternoon , Crabby and his mom stopped by . She told me that she and Crabby 's father have separated and he 's filed for divorce . Everything was civil between them , and they had an agreement about custody sharing , but that changed when the grandparents stole Crabby .
Question: What will the person do in light of the grandparents behavior ?
Options: 
A. They will deal with it .
B. They will let them go .
C. They will call authorities .
D. None of the above choices .


C