Answer: a. Sam did not intend to harm anyone when he turned to see the source of the sound.
Step-by-step explanation:
Liabilities are the penalties that one is required to pay with respect to the harm caused to the other parties.The liabilities is the state of being responsible for something especially by the law.
To avoid the liabilities Sam can suggest the fact that he did not intended to cause harm to Pam while turning. He turned to see the source of sound. This happened unintentionally thus he should be free from any kind of liabilities.