Answer:
Concrete operations
Explanation:
Concrete Operational Stage: This is the third stage in the cognitive-developmental theory given by Jean Piaget. This stage starts from the age of seven and lasts through the age of eleven years i.e, the time during middle childhood.
In the concrete operational stage the child becomes mature enough to implement logical operations or thought, for example, rules and regulations yet are only able to implement this logic to physical objects that is why it is known as concrete operational.
Conservation is one of the major characteristics of this stage.
Example: A child can differentiate between the amount of a liquid that will remain the same if nothing is taken or added in that liquid.
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
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Answer:
b. Are elected or appointed for different lengths of time.
Explanation:
When compared to members of a parliamentary system who are elected at the same time and for the same term, American politicians, judges and government officers are elected or appointed for different lengths of time.
American politicians are elected for four years and can seek another term in office which will run into a total of eight years. Judges are politically appointed by the President and serve for life unless they retire, die or removed from office.