Please provide me the answer for the following Items separately.

1-Sale on approval,

2-sale or return,

3-insurable interest,

4-interstate commerce,

5- intrastate commerce,

6- public interest,

7- public policy,

8-order for relief,

9-automatic stay,

10-Bankruptcy Code,

11-express authority,

12-implied authority,

13-apparent authority,

14-disclosed principal and undisclosed principal.