<span>One of the first scientists of the Renaissance to advance taxonomy through firsthand observations was "Cordus," although it should be noted that he was among a group of similar scientists. </span>
One of the first scientists of the Renaissance to advance taxonomy through firsthand observations was Valerius Cordus.
Valerius Cordus (1515-1544) was a German scientist and physician who wrote one of the most complete books with medical directions on his time. He also identified and classified many plants and herbs that served to elaborate its medical directions. He traveled to many parts of Europe to collect information on plants that later benefited pharmacists and medical doctors.
Hoover believed that you should not help people during a hard times. FDR was the complete opposite he wanted to help the american people get out of the great depression. So your answer is C.