Hello Smriti Gautam

There is no such course as the best course. All of these courses are great and are different in nature. Each Course provides different knowledge.

These days the government has been providing great opportunities to these courses.

Each course has different need and area.

Look for the thing what you actually need and want.

ALL THE BEST

You may pursue BDS, if not MBBS, but are from Bio Science Stream in 10+2. Incase not interested in Medical Science, you may pursue B.Sc. in a relevant subject of Interest (PC or B), followed by a career ij your field of interest be it Research after M.Sc/PhD, or Government Services or be it Teaching.