The Royal Swedish Academy of Sciences, awards the Nobel Prize in

physics
economics
chemistry
both (a) and (c)

The Royal Swedish Academy of Sciences awards the Nobel Prize in Physics and Chemistry. The Nobel Prize in Economics is awarded by the Royal Swedish Academy of Sciences on behalf of the Bank of Sweden.

The Nobel Prize in Physics is awarded by the Royal Swedish Academy of Sciences to those who, in the preceding year, shall have conferred the greatest benefit to humankind by their discoveries in the field of physics.

The Nobel Prize in Chemistry is awarded by the Royal Swedish Academy of Sciences to those who, in the preceding year, shall have conferred the greatest benefit to humankind by their discoveries in the field of chemistry.

The Nobel Prize in Economics is awarded by the Royal Swedish Academy of Sciences on behalf of the Bank of Sweden to those who have made the most outstanding contribution to the development of economic science.