1) The definition of utility: utility is the feature of an action that aims at the pleasure, benefit, advantage, good and happiness of humanity.

2)The principle on which it is based: utility is based on the “principle of utility”.

It is a principle which approves or disapproves of every action, according to the tendency it appears to have to augment or diminish the happiness of the party whose interest is in question or to promote or to oppose that happiness.

3)The way in which utility can affect policies: utility can affect policies because a measure of government is judged right or wrong depending on the happiness it brings to citizens. The object should be to make most people happy.