When Communicating with a Person with a Disability, All of the Following

When communicating with a person with a disability, all of the following are generally accepted guidelines EXCEPT:

A) speak directly to the person.
B) try to position yourself at eye level if a person uses a wheelchair or crutches.
C) provide assistance without asking.
D) do not lean on a person's wheelchair as this may be an invasion of personal space.
E) don't use childish language with people who have no mental disability.