is this a trick question like for the sat teststs
Yes the retailer A is the efficient Frontier.
<h3>How is retailer A the efficient frontier?</h3>
When two retailers are in a competition based on costs and ambience, they would be identical. The retailer called A is the cheaper person than B. This means he has the better ambience hence A is the more efficient frontier.
The portfolios that are known to be at the bottom or below the frontier are those that would be termed sub optimal. The reason is because there are no sufficient returns that exists for the level of risks that they may carry.
Because retailer A is cheaper and it has better ambience than we are able to know that the efficient frontier is that of retailer A out of these two.
The importance is that it helps the retailers to be aware of the potential risks that their portfolios and the results that they carry.
Read more on the efficient frontier here:
brainly.com/question/14855559
#SPJ1
People are known to have online identity. The factor that contributes to an online identity is said to be closely linked with users through authentication. This is known to requires registration and logging in.
A lot of websites often use the user's IP address or tracking cookies so as to be able to identify users.
An online identity can be defined as a thing that arise from a social media profile to a shopping cart etc. it can is often referred to as social identity that is often liked to an online community.
Learn more about Online identity from
brainly.com/question/13171394