She produced the key from her pocket and opened the trunk to my presence this was the great honor for me , for the venerable trunk had never before been opened in the presence of another person and immediately there wafted out of it a strange yet familiar scent, a scent of age , a smell of the distant past, of years which have been folded up and stored away


Which sense was being used based from the excerpt?

Asight
Btaste
Ctouch
Dsound