Question: what are the 20 senses?
Answer: 2.2.1 Visual system (vision)
2.2.2 Auditory system (hearing)
2.2.3 Somatosensory system (touch)
2.2.4 Vestibular system (balance)
2.2.5 Gustatory system (taste)
2.2.6 Olfactory system (smell)