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Ugly people are portrayed unfavourably in the media. True or false?

What is the central idea in this advice from branch rickey to jackie robinson?  

The institute of international research is holding its annual convention. this year more than 500 scholars have been invited to hear research reports on many timely topics. approximately 250 big name scientists will be winging their way to washington, d.c. how can the underlined sentence be revised so that it fits the tone of the passage? a) approximately 250 people will be in washington, d.c. b) approximately 250 bigwigs will be flying to washington, d.c. c) approximately 250 science people will be going to washington, d.c. d) approximately 250 well-known scientists will be arriving in washington, d.c.

Ineed . identify the item that shows sharp and vivid details rather than vague and general ones (put a or b for your answer.) a. nearly all people at times suffer from depression, which can be triggered by something as small as a c-minus on a quiz. they may become so depressed that they can’t even answer the phone or get out of bed. b. nearly all people feel sad at times and think things are hopeless. depressed by some event or circumstance, they may be unable to perform even the simplest activities they normally do every day.