This is German True or False could someone help me out thanks!!

1. Hallo is an appropriate greeting to use with friends.
True
False

2. When meeting someone new, shake hands and say Freut mich.
True
False

3. You should always use Sie with other students.
True
False

4. You should shake hands to greet business partners.
True
False

5. German friends often greet each other with a hug.
True
False

6. Du is used to address adults you don't know.
True
False

7. It is inappropriate to address children with du.
True
False

8. When you are not sure wether to use Sie or du, you should follow the lead of the other person.
True
False