It seems that Christians may have several different beliefs about instrumental music.
Some may believe that all instrumental music pleases God.
Some may believe that no instrumental music pleases God--it is neutral in the sense that it neither pleases Him nor displeases Him.
Some may believe that some instrumental music pleases God and the rest does not please Him.
Some may believe that some instrumental music pleases God, some does not, and the rest neither pleases Him nor displeases Him--it is neutral.
What do you believe about instrumental music?
Just realized -
you left out one option
ALL instrumental music displeases God