A-Short Answers \& True or False Questions: 1. What is the degree of the BookCopy table? 2. What is the cardinality of the Bookloon table? 3. True False - A tuple is a named column of a relation. 4. Drue False - Each attribute in a relation has a distinct name. 5. True False . The degree of a relation is the number of attributes it contains. 6. True False - A foreign key is the candidate key that is selected to identify tuples. B- Relational Keys: Identify the relational keys for each table. List each relational key in a separate line. Library Database Instance