Refer to the association marked with the number 6 in the preceding diagram. Which of the following

Question:

Refer to the association marked with the number 6 in the preceding diagram. Which of the following is the best way to implement the association in a relational database?
a. Post the primary key of vendor types in employees as a foreign key.
b. Post the primary key of employees as a foreign key in vendor types.
c. Create a linking table with a concatenated primary key.
d. The association does not require foreign keys.
e. None of these are a description of the correct implementation.