Question: A woman and a defendant entered into an arrangement where the woman promised to pay the defendant $10,000 to act as a surrogate mother. In return, the defendant agreed to be implanted with the woman's embryo and carry the baby to term. The woman paid the defendant the $10,000 upfront. During the seventh month of the pregnancy, the defendant changed her mind and decided to keep the child herself. The defendant moved out of state and gave birth to the baby, which she refuses to turn over to the woman. The defendant is guilty of
A: no crime.
B: embezzlement.
C: kidnapping.
D: false pretenses.
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option. Your response should contain less than 1000 words.
user