Form, Purpose and Audience

Text A 
Form - Diary
Purpose - Record personal experiences
Audience - The writer (if chosen to not share with anyone else)

Text B
Form - Newspaper article
Purpose - Inform/entertain
Audience - Readers (maybe leaning more towards adults due to the nature of the newspaper itself)

Text C
Form - Newspaper transcript
Purpose - Entertain
Audience - Readers of the Guardian

Text D
Form - Article
Purpose - Inform/persuade
Audience - Stereotypically middle aged readers

Text E
Form - Interview
Purpose - Entertain
Audience - Sports fans

Text F
Form - Television programme
Purpose - Entertain
Audience - Women (by the assumption that it seems quite female orientated -- not to say men can't watch it!)

Text G
Form - Magazine article
Purpose - Inform
Audience - Adult readers

Text H
Form - Transcript
Purpose - Entertain
Audience - 'Hollyoaks' viewers

Text I
Form - Advert
Purpose - Advertise/persuade to buy
Audience - Readers of GQ (maybe more middle aged and higher class)