At last, once and for all, Louis Pasteur was able to erase from his mind the cries of the people of Arbois. What conclusion can be drawn from this sentence? A. Louis Pasteur was relieved because no one would ever have to die from rabies again. B. Louis Pasteur knew that all the people from his village were now dead. C. Louis Pasteur was happy because he could finally get some rest after all his hard work. D. Louis Pasteur no longer felt guilty about watching people go to the blacksmith's shop for treatment when he was a child.