This is a minor blues in the key of Bm. What scale would you use for this song, and where would you place it on the guitar?
You could play a B minor blues scale on the E string by placing your index finger on a B (which is the 7th fret):
You could also play the blues scale starting on the A string, by placing your index finger on the 2nd fret of the A string and playing the other pattern. Here’s a link to the blues scale navigation chapter: http://guitar.fretboard101.com/courses/scale-navigation/lessons/week-3-blues-leads/
This chord progression can also be played with a Pentatonic or Diatonic scale, for a change of flavor.