a. Who was in favor of the resumption of the exchange of greenbacks for gold (at par) and what type of monetary policy was necessary to achieve this end? Why? b. Who was against the at par resumption of the exchange of greenbacks for gold and what type of monetary policy did they support? c. What justification did "sound money" supporters use to push for the passage of the Coinage Act of 1873? d. Why did "free coinage" supporters refer to the Coinage Act of 1873 as the "Crime of '73?" e. To what extent did the Bland-Allison Act of 1878 and the Sherman Silver Purchase Act of 1890 attempt to mollify those who supported "free coinage?"