Subclass 491 or 189? Visa approval query???

I want to apply in sub class 491 as the consultant is asking to go with this one. I’m MBA HR. AGE 33. can anyone tell I can get visa under this sub class? Occupation “hostel manager.” Can I get the visa? What are the chances a I really don’t want to waste time and money. I wasted 3years fr Canada along with money. Is it possible to get The visa in the same occupation under SC 189 PERMANENT. as 491 is not permanent. Pls reply.