tolong yang bagian A sama B yaa

A.
1. To inform people about events or information.
2. By taking all the important points and conclude it into a clear but precise text.
3. - City hall
    - School announcement board (Mading) 
    - At restaurants
    - At supermarkets
    - At the entrace of a mall
4. - School
    - Mall
    - Supermarkets
    - At airplane
    - At a train

B.
1. To conclude the message wanted to be sent into a short text and to make the message is sended quickly.
2. By concluding the message wanted to be sent which only takes the important part only but precisely
3. - Classmate
    - Friends
    - Family members (Parents, Brothers, Sisters, etc.)
    - Teacher
    - Girlfriend or Boyfriend
SEMOGA BERMANFAAT ^_^