THE PURPOSE OF A LABOR UNION IS TO IMPROVE THE WORKING CONDITIONS AND ………
15. The purpose of a labor union is to improve the working conditions and ………. Its members.
A. protecting
B. to protect
C. in protection
D. for protection
15. The purpose of a labor union is to improve the working conditions and ………. Its members.
A. protecting
B. to protect
C. in protection
D. for protection