U can go for architecture also

Dear Rohan
That's a good thought, actually.

Career option available after class 12 but i will tell you only which ends up giving you a good job

SCRA-U can also take scra exam for choosing railways as a career

Law-u can do LLb from top indian law universities and be a lawyer or a judge, the common entrance exam is CLATCA-u can be chartered accountant, a successful career, by joing BBA somewhere and taking CPT exam to start.

Architecture - u can do B. Arch and take architecture as a career

Journalism- u can join any newspaper ot channel

BCA_MCA-degree can also land u a job.

DOEACC O, A, B, C, etc level certificate learning are equally good for more information u can visit a nearby DOEACC centre

BSc, MSc, Phd- can make u a lecturer or professor eligible.

U can take NET examBAOthers like animation etc

Well, after this, u can always take

CAT or other MBA entrance exam SSC Cgl for central jobsUPSC for ias ips ifs etcBank exams for PO

And many others

So, what u do, be wise if not then be confident on yourself.
Hope, this helps.
All the best.

MBA is one of the best option right now for higher studies.

Good luck!!!

Dear

Firstly your thinking going in right direction and your thinking differently accordingly you may consider these options

Economics Hons
Actuarial science
Psychology
BBA
Law
International relations
Maths Hons and in master degree you can think of data analysis course and profile too.
Journalism
Environmental science
Geo informatics
Physics Hons
B.pharma

All the best

Look a good engineer from a good college is always worthy.
But other options can be doing bsc then MSc then clearing NET or go for research work(PhD) or you can do MBA too.
These are very good options.
Best of luck.