It will depend from country to country for example India in which all three event management , fashion management or agriculture business management have good scopes and good salary and also good job vacancies .

MBA IN AGRICULTURE BUSINESS MANGEMENT :

India ranks second in farm output . It has a tremendous potential in India from forestry to fishing. It covers almost all types of top specialization like Marketing ,Finance , HR , Operations etc:

MBA IN EVENT MANGEMENT

It was not known earlier , but now it is popular in India and it created an ample of job opportunities for all . The course has nowadays became so professional . You should have good communication and writing skills if you want to do this type of job. The jobs you can do are : PUBLIC RELATIONS MANAGER , EVENT PLANNER , STAFF MANAGER , HR MANAGER etc:

MBA IN FASHION MANAGEMENT :

You have to work in fashion industry if you do MBA in fashion management. The course will give you the professional knowledge about the fashion industry .

In my opinion all three courses have great opportunities , it depends upon you which field you like and make a career out of it .