The answer is b, bc metallurgy is the branch of science and technology with the properties of metals and their production/purification they would have had to have advanced knowledge for their time in this area to lessen the rust on the pillar
It should be noted that at the end of the short story in After Twenty Years, Bob reads a letter from Jimmy that stated that his friend couldn't arrest him even though he is as wanted. for being a wanted man in Chicago.
<h3>How to explain the story?</h3>
It should be noted that the story was about Jimmy and Bob which were good friends and had a strong bond of friendship.
It should be noted that in "After Twenty Years, the surprise at the end of the story was that the police officer that Silky Bob has been talking to was his old friend.
It should be noted that the story illustrated the importance of friendship.
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Eu recomendo que você procura saber mais sobre a Rita Lee, uma roqueira brasileira dos anos 60-90 que tocava em uma banda chamada “Os Mutantes” e que vendeu quase 60 millions de álbuns.
