A population trend is changes over time and can include changes in behavior
Answer:It helps to reduce uncertainty in inflation expectations of market participants and the populase.
Explanation: INFLATION is the rise in the price of goods and services rendered within an Economy,it is mainly caused by shortages in supply or certain Government policies.
When the inflationary trends in numerical representation is made available to the populace and market participants it will help to curb the unnecessary uncertainty expressed by the populace or market participants. It will help to create stability and control panic.
The answer to this question is
<h2>C. Social desirability bias</h2>
Its illegal .................