Respuesta :

argo222
Lab :) there aren’t any choices but this would be my guess :)

Answer:

1. The Internet

2. Online catalog (or less often card catalog) usually found on a PC in the front of the library

3. Author's name, title, and call number

4. A number that indicates a book's category and where to locate it in the library

5. The Dewey Decimal System or the Library of Congress System

Explanation:

pen foster answer key.