You are asking questions for which Astrology has no answers. All I can say is that you will be well placed in your career by the end of 2021 whatever you do before that. MBA and M.Tech are all man made and Astrology does not endorse such degrees. You will have good education and a good job in your life as per astrological axioms. Best of luck.
If you wish to know how I have come to this conclusion, you can come through Paid consultation.