I can't see the options (did you provide any? Is this multiple choice?), but I would assume they could guess that the domestication of animals was employed in that society, or learn what the people ate.
They were not ended so he didnt do anything
<span>One similarity between Catherine and Fredrick was that they were both interested in enlightenment ideals, however Fredrick actually put them into practice. Another similarity is that both empires had large armies and expanded territory.</span>