Explanation: In simple words, secondary research refers to analyzing an existing research done by some other party for the benefit of oneself.
In the given case, Sonya is planning to start a day center and for the objective of analyzing the market and the potential customers she used the data from the research that is conducted by the US census bureau.
Hence from the above we can conclude that Sonya is using secondary research.
<span>In the insurance market, this is referred to as adverse selection. Adverse selection is simply just a situation where the seller has information that the buyer does not have about an aspect of the product or its quality, or vice versa. When it comes to insurance, adverse selection is the likelihood of those who preform dangerous jobs or are high risk to get life insurance.</span>