Which of the Following Is Correct Regarding Union and Employer

Which of the following is correct regarding union and employer preferences for the terms of a collective agreement:

A) Employers prefer a long or detailed form for the management rights article.
B) Unions prefer a long or detailed form for the management rights article.
C) Employers prefer mandatory union membership.
D) Unions prefer shorter time limits in the grievance procedure.
E) Unions prefer a narrower definition of technological change.