It's probably B. I have a fairly intuitive sense for north even without ever using this, although it does get confused sometimes. I've learned not to trust it c

It's probably B. I have a fairly intuitive sense for north even without ever using this, although it does get confused sometimes. I've learned not to trust it coming out of the subway into tall buildings with narrow streets because more often than not I'll start heading a completely different direction than the way I wanted to go. I can see how this would help develop that sense, and I wonder if I'd have more success if I tried it