help please with this questions

Which of the following would NOI be an example of database metadata? Properties of tables in a database Queries against records in the database tables Names of columns in a database and their associated tables Properties of columns Names of tables in a database Question 31 (1 point) In a tutoring center each tutor works with many students. But each student is tutored by only one tutor. The relationship between the tutor entity and the student entity is: one-to-many none of these one-to-one many-to-many Question 32 ( 2 points) What is a foreign key? Explain with example