Answer :

the odd numbers are -
19,17,15,13,11,9,7,5,3,1

in the other way-
XIX,XVII,XV,XIII,XI,IX,VII,V,III,I

Hope it help.....
The question is asking to state the list of all odd numbers less than 20 in numerical order, base on my research and further analysis, I would say that the answer would be 1,3,5,7,9,11,13,15,17, and 19.  I hope you are satisfied with my answer and feel free to ask for more