EASY A (2010) 1080p h.265 AAC 5.1 mkv

The second audio stream that's stereo is the commentary with the lead actress and the director.

Stream 0
Type: Video
Codec: MPEG-H Part2/HEVC (H.265) (hevc)
Resolution: 1920x1056
Display Resolution: 1920x1038
Frame rate: 23.976216
Decoded format: Planar 4:2:0 YUV
Stream 1
Type: Audio
Codec: MPEG AAC Audio (mp4a)
Language: English
Channels: 3F2R/LFE
Sample rate: 48000 Hz
Stream 2
Type: Audio
Codec: MPEG AAC Audio (mp4a)
Language: English
Description: Stereo
Sample rate: 48000 Hz
Stream 3
Type: Subtitle
Codec: SubStation Alpha subtitles (ssa)
Language: English