The answer is:
Informal English:
3. variety of standard English used in casual and intimate conversations, letters, etc.
It is usually spoken with people we know well in everyday situations.
Jargon:
6. specialized vocabulary of a particular trade, sect, or profession.
Special words and expressions used by a particular group or profession, which are difficult for others to understand.
Slang:
5. colorful and eccentric language used by a particular social group; newly coined forms not yet accepted as informal idiom.
Very informal words and phrases, more common in speech than writing and restricted to a particular group.
Formal English:
1. variety of standard written English used to express abstract or sophisticated ideas as are found in research papers or literary criticism.
It is also usually spoken in official, business and ceremonial situations.
General English:
2. written or spoken variety of standard English used by most educated speakers.
It is the most widespread variety in educational settings. It also aims to the achievement of the four skills in English Foreign Language courses: reading, writing, speaking and listening.
Gobbledygook:
8. formal, pretentious, wordy, redundant writing which uses abstract or technical terms inappropriately.
Unintelligible and meaningless language with excessive use of technical terms.
Nonstandard English:
4. English usage which has not gained widespread literary, cultural, or social acceptance.
It refers to any dialect apart from standard English, usually called nonstandard dialect or variety.
Idiom:
7. form of expression peculiar to a language or dialect and approved by usage.
Groups of words which have meaning altogether by usage rather than having a word by word understandable meaning.
Standard English:
9. English usage which has gained literary, cultural, and social acceptance as appropriate for educated speakers
The form of English most widely accepted as the correct form.