Heidi Holloway Is a Headhunter with Career Funnel in Boca

Multiple Choice

Heidi Holloway is a headhunter with Career Funnel in Boca Raton,Florida.Heidi is proud of the company's motto: We funnel workers into jobs.The foundation of CF's success is its accounting information system.When a client is placed with an employer,a record is created that identifies the employment relationship.CF follows up on placements by surveying both employers and clients about the employment experience and then entering the results into the AIS.Clients are uniquely identified by social security number.In records that contain client survey data,the social security number number is likely to be

A) the primary key.
B) a foreign key.
C) combined with other data fields to form a primary key.
D) null.