Asking Someone If He or She Is Thinking of Committing

Asking someone if he or she is thinking of committing suicide

A) is intrusive and can dangerously undermine the caring relationship you are trying to establish.
B) is likely to prompt a suicide attempt if the person is truly depressed.
C) is unlikely to yield a useful reply; it is better to look for silent indications in the person's body language.
D) conveys understanding and is completely acceptable.