Available options areas follows:
QUESTION a:
a.
EMPLOYEE.SUPERSSN references to EMPLOYEE.SSN
EMPLOYEE.SUPERSSN references to EMPLOYEE.SSN
b.
EMPLOYEE.DNO references to DEPARTMENT.DNUMBER
EMPLOYEE.SUPERSSN references to EMPLOYEE.SSN
c.
EMPLOYEE.DNO references to DEPARTMENT.DNUMBER
DEPARTMENT.MGRSS references to EMPLOYEE.SSN
d.
DEPARTMENT.MGRSS references to EMPLOYEE.SSN
EMPLOYEE.SUPERSSN references to EMPLOYEE.SSN
QUESTION b:
a.
EMPLOYEE.DNO references to DEPARTMENT.DNUMBER
b.
DEPARTMENT.MGRSS references to EMPLOYEE.SSN
c.
EMPLOYEE.SUPERSSN references to EMPLOYEE.SSN
d.
All of a, b, and c.
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