Craig is thinking about suicidal thoughts and is ready to realize those thoughts. However, he decides to seek help by calling a telephone line that aims to help people with this type of thinking.
When making this call he explains what he is feeling and the woman who is talking to him, advises him to go to the hospital, to the emergency room and get medical help and that is what he does.
The correct answer is C. You would not use an R.A. number to replace a missing serial number. Serial numbers on products are not replaceable. Each serial number is assigned to that particular item and no other. It is that items identifying number.