Answer:
The third answer
Explanation:
Because they needed more because there was a lot of paperwork so more were needed.
Not sure if you're given actual answer options but from what I can see, I can conclude that the answer should be auditory :) hope this helps!
<em><u>Vexillologist:
</u></em><em><u /> a person who studies vexillology...
</em><em><u>what is vexillology:
</u></em><em>it is the study of collection and all information about flags...</em><em><u>
</u></em>
According to your question equality have number to his name because some people speak in different language
Back than people understood each other by signs
