Personal attitudes play a role in conflict resolution and include prejudices, biases, prior experience, and the level of importance of a topic to the parties involved.
The skull protects the brain from any direct damage and the vertebrae helps keep the nerves in the spine in place and protected from damage. So the central nervous system is protected by the vertebrae and the skull.
a duty of care is owed by an accountant in correctly preparing a customers tax returns, to minimize the chance of an irs audit. the next example would be a student completing homework assignments.