Computer Science and Mechanical.
Note Always take a Core Branch Electrical Mechanical Civil or CS
Later during the Masters you can narriw down your field of intrest like for
Mechanical- Aerospace, Mechatronics,Thermal, Automobile,Automation etc
CS-Software,Ooeration System,Big Data,Cyber security, Augmented Reality etc
Electrical- Circuit Design, Design of motors and electrically controlled systems etc
Civil- Specialization in Interior Exterior Design , Structural Engineer etc

There are hell lot of field but my advice is take a core branch and later you can choose the field of intrest.