Adialect is:
a. a language that contains fewer than 1,500 words.
b. language that is used in informal social settings.
c. language that is used by less powerful groups in society.
d. speech that consciously breaks the grammatical rules of language.
e. a language that does not have a logical system of grammar.

 The correct answer is :  c.Language that is used by less powerful groups in society.

Explanation:  The dialect is considered as a system of inferior category to a language, but in reality dialects are particular ways of speaking or writing a certain language. This language is normally associated with a certain area and can be divided into subdialects.

answer; observing;