Ultimately, there is no “best” choice as if that were the case then we would have made it for you and not provided the option to select different options. Filters will have different impacts in different systems with different types of music recorded at different sample rates. It really does come down to personal preference and there’s no clear-cut guideline as to which is the most appropriate choice for a given scenario. Different people have different levels of sensitivity to the effects of filtering so what I prefer (or anyone else for that matter) may not be what you consider to be the best option in your system.
Note that the actual filters are different depending on the incoming sample rate and your Bartók will remember the last-used filter for each rate.
I addressed a similar question regarding upsampling in the following post. While a slightly different topic the message in the second half of my response applies to filters as well: