To determine the best summary for the passage, we would typically look for the option that encapsulates the main ideas discussed.

Based on the options provided:

- **A** highlights the emotional connection, social change, cognitive benefits, and challenges, suggesting a comprehensive view of music's role in society.
- **B** states that music has no impact on society, which seems too narrow and does not align with a positive view of music.
- **C** implies that music education is the only aspect of music's influence, which is also limiting.
- **D** suggests that technology has made music irrelevant, which contradicts any positive aspects typically associated with music.

Given these analyses, **A** best summarizes the passage by covering multiple facets of music's influence in society.