Hey Anusha ,
Greetings!

In third year you will study the following subjects :  Business Leadership , Taxation , Business Laws , Marketing Management , Human Resource Management .

Source: http://www.brau.edu.in/uploads/managemedia/III%20BBA%20Syllabi.pdf

Hope this will help . Good Luck ! You can reply to this comment if you have any further queries , I will be happy to help .