<span>The zone theory is based on the belief that structural factors such as poverty,
illiteracy, lack of schooling, and unemployment are powerful forces
that influence levels of crime.
</span> Park and Burgess proposed a theory of crime known as concentric zone theory.They showed that the zones closest to the inner city had the highest
prevalence of social ills, notably, unemployment, poverty, reliance on
social assistance, and rates of disease
Hope the attachment helps yah (◕ᴗ◕✿)
The strategy that ensures that some products will be doing well if other are competing poorly is the Risk diversification strategy.
Basically, term "Diversification" aims to mitigate risk or maximize returns by allocating investment funds different categories.
In a firm, Risk diversification strategy involves strategy of producing variety or categories of product to ensures that its has way of competing in the industry.
Therefore, the strategy helps in a situation whereby if one product fails in the market, some other product from same firm will still be competing in the industry.
In conclusion, the answer is risk diversification strategy because its ensures other product will compete if other fails.
Learn more about Risk diversification strategy here
<em>brainly.com/question/2826226</em>
