Match each of the Sikh "5 Ks" with its explanation.
O kachera
O kirpan
O kara
O kesh

a. undergarments, representing chastity and moral living
b. uncut hair, representing respect for God's creation
c. short sword, representing the Sikh duty to protect
d. comb, representing cleanliness
e. steel bracelet, representing the bond between the Sikh and God kangha