Which of the senses do the words

A sight

B sound

C smell

D touch

A sight, B sound, C smell, and D touch corresponds to the sense of sight, hearing, smell, and touch respectively.

so what is the answer

The senses associated with the words are:

A sight - sense of sight
B sound - sense of hearing
C smell - sense of smell
D touch - sense of touch

Therefore, the answer is:

A sight - sense of sight
B sound - sense of hearing
C smell - sense of smell
D touch - sense of touch