The Nation,the Atlantic Monthly,and Harper's Were

 The Nation,the Atlantic Monthly,and Harper's were 

A)  mass-circulation magazines founded during the early 1900s. 
B)  magazines specializing in yellow journalism during the mid-1800s. 
C)  newspapers sponsored by the political parties of the early 1800s. 
D)  the first magazines to present public policy issues during the mid-1800s. 
E)  newspapers specializing in party news and election reports founded during the early 1900s.