urgent 30 minutes plz help quick

Question 21 (1 point)

The following figure shows an example of:

Question 21 options:

a)	a composite attribute.

b)	a relational attribute.

c)	a derived attribute.

d)	a multivalued attribute.

Question 22 (1 point)

In the figure below, which attribute is multivalued?

Question 22 options:

a)	Years_Employed

b)	Employee_ID

c)

Skill

d)

Address

Question 23 (1 point)

In the figure below, which attribute is derived?

Question 23 options:

a)	Years_Employed

b)	Employee_ID

c)

Skill

d)

Address

STUDENT SID Name Address (Street, City, State, Zip Code) EMPLOYEE Employee ID Employee_Name Address Date_Employed (Skill) [Years_Employed] EMPLOYEE Employee ID Employee_Name Address Date_Employed (Skill) [Years_Employed]