It's wrong to judge entire groups
Dennis is at work when his boss introduces him to a new black coworker James.
Dennis wants to tell something useful about the workplace to James.
Dennis tells James that they have a cafeteria downstairs with good food and a gym with a lot of amenities for employee use.
Dennis tells James that they have a cafeteria downstairs that has fried chicken and  that there's a basketball court in the gym.
James is delighted that Dennis shared some useful information about the building and thanks him.
"James is angry that Dennis is talking about stereotypical black things and assuming that James must play basketball like ""all"" black people."