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?
a. sight
b. taste
c. touch
d. sound