There are several types of dictionaries. Dictionaries which explain words and how they are used; dictionaries which translate words from one language to another; dictionaries of biography which tell about famous people; and technical dictionaries which explain the meanings of technical words.
Which of the followings has not been stated in the above paragraph?
1 )
some dictionaries give defintion of words related to different subjects of science
some dictionaries tell us how to use dsifferent languages in writing our biography
3 )
life stories of distinguished people can be found in some dictionaries
4 )
some dictionaries help us change words in different languages