The obligation people owe to each other not to cause any unreasonable harm or risk of harm is termed as .

Duty of care

Explanation:

Duty of care is the legal obligation people owe to each other not to cause any unreasonable harm or risk of harm. It is formalization of a social contract that imposes responsibilities on individuals towards others within a community. It is a can be imposed on the individuals by the law, especially in cases where the individuals have no current direct relationship.

For example, engineers or are involved in constructing a building have a duty of care toward the individuals that will be inhabiting the building, hence construction must be done appropriately.

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could you go a bit more in depth with you question? it's quite hard to understand. as soon as you do that i will be glad to : )