Which university and course would be best for me?

I intend to do my Masters degree in abroad. My aggregate in Bachelors degree (Electrical And Electronics Engineering-Anna University) is 84%. I applied for the following universities:
1. Australian National University(Masters by course work in Telecommunication)
2. University of Sydney(Masters by coursework in Wireless engineering)
3.University of Queensland(Masters by coursework in Electrical Engineering)
4.University of Alberta-Canada(Masters by research in Software Engineering and Intelligent Systems)
5. National University of Singapore(Masters by coursework in Electrical Engineering)

I feel confident that I would receive offers letters from the above mentioned institutions. I presented and won prizes in various National Level Technical Symposiums. I presented paper in two National Level Conferences too. I received IEEE copyrights for my paper and it was publised in IEEE magazine titled"ACTEA 2009". I need a guidance to choose best in one which fits rights to my domain and career in future.