Compare and contrast Luminosity, Apparent Brightness and Magnitude in stars

Which of the following is a downside to using a professional naming firm? question options: you'll no longer have control over your company's name. most aren't very good at coming up with effective names and logos. you will need to be cautious about the firm stealing your business idea. most are fairly expensive, charging from $5,000 to $80,000 to develop a name.