I hv got chance in mba from heritage business school? what specialization shuld I take.hw is the college rankg as an b school.

I am bcom graduate with exp in banking operatn, for around 4 years. Due to no career growth in the organization decided to do mba full time.Got chance in heritage business school under wbut. what specialization shall I take so will have a better career enhancement in the world and will be interestg