a school uniform is a standard set of clothing that people wear when they go to school.It is usally a/an (41)......Of a skrit/trousers,a shirt,a tie,and a cap.

a school uniform is a standard set of clothing that people wear when they go to school.It is usally a/an (41)......Of a skrit/trousers,a shirt,a tie,and a cap.
In indonesian, a complete uniform is usually worn in flag ceremony on mondays. (42).... In some schools students have to wear a complete uniform for more than one day.
The use of school uniform was originally intended to reduce (43)....... Differences among students.nowadays,School uniform tend to become a unique identity of a school.
41.a collaboration
B.Aplication
C.Combination
D.Intriducation

42.a so that
B.As a result
C.However
D.Therefore

43.a social
B.Mental
C.optional
D.Original