Hi Labhesh,

As you have not mentioned his stream, I will give you the idea of each stream

Science:-

he can opt engineering field if he has given jee main exam or any state level engineering exam he can get admission in any engineering level on the basis of his performance in class12th as well as in the competitive exam.

he can also opt for the medical and paramedical field for these he has to give NEET exam. on the basis of his rank, he will get the admission in the respective college.

he can also opt for pharmacy, BSc, BCA.

Commerce:-

he can pursue B.com, Law, B.B.A.

for more courses, you can visit the link below:-

https://www.careers360.com/courses-after-12th-commerce

Humanities: -

you can refer to the following link:-

https://www.careers360.com/courses-after-12th-arts

If he wants to serve for the nation, he can join Indian armed force, for these, he has to give NDA and NA exam.

especially if he wants to join the Indian Navy he can also apply for the apprentice.