It should be to increase the dollar instead of bitcoin but one way to increase dollar is to increase your bitcoin. So the root of increasing dollar is the idea to increase the dollar you want to hold and get. Anyway, it doesn't matter on which really be important between the options for it is better to increase all bitcoin or dollar by trading it.
Well i will choose bitcoin because the dollar price might gets high but we can also see the improvement of a country. Bitcoin because whe the bitcoin rise then it is easy to have more income from it.