Hello Aspirant ,

There are many career options after completing your class 12 with science stream (PCM or PCB) but there is nothing like best course as every course have importance and every student have interest in different courses .

Some of the most famous courses are :

• BTech( Bachelor of Technology  ) : A 4 year long undergraduate course
• MBBS( Bachelor of Medicine, Bachelor of Surgery ) : 5.5 year long course (PCB only)
• BSc (Bachelors of science):3 years
• BDS, BAMS , BHMS : Medical courses
• BCA(Bachelors of Computer Application )

and many more , you will have to find the course which suits you the most and you have interest in it .

Hope this helps.