Claudia's Baby Daughter Karynne Is Snatched from Her Arms at the Grocery

Claudia's baby daughter Karynne is snatched from her arms at the grocery store.The kidnapper threatens to drop the baby if the store does not hand over the contents of the vault.Claudia may:

A) trip the kidnapper, because she is limited to nonlife-threatening force.
B) shoot the kidnapper, since she can protect the baby in the same way as she can protect herself.
C) not seriously harm the kidnapper, since she is not in danger.
D) only call the police, since she cannot take the law into her own hands.