Which type of relationship―one-to-one (1:1), one-to-many (1:M), or many-to-many (M:N)―do the following business rules describe? 

a. One manager can supervise multiple employees, and one employee may report to multiple managers. 

b. A business department has multiple employees, but each employee can be assigned to only one department. 

c. A company can have only one CEO, and each CEO can work for only one company. 

d. An academic adviser can work with multiple students, while each student is assigned to only one adviser. 

e. A golf course offers a membership to many members, and a golfer can potentially sign up for a membership at multiple golf courses. 

f. A soccer team consists of multiple players, while an individual player can play for only one team at a time.