Emphasizing the negative consequences that may occur unless a consumer changes behavior is called .

a fear appeal

Explanation:

Fear appeal is the strategy that induces fear in an individual with the aim of preventing a particular behaviour.

Usually a risk is presented to person and the consequences of taking a particular action is highlighted.

Fear appeal emphasises the negative aspects of a situation to discourage the participants from acting a particular way.

It is an important tool in malong positive change in an individual's attitudes, intentions, and behaviours.

answer; measurable outcome;