Which of the Following Demonstrates the Increase in Conservatism Among

Which of the following demonstrates the increase in conservatism among white voters outside of the South during the 1968 presidential election?

A) the impressive showing made by the third-party candidacy of segregationist Alabama Governor George Wallace
B) the Democratic Party's refusal to sit the black Mississippi Freedom Democratic Party's delegation at their national convention
C) the number of Democratic voters who backed Senator Eugene McCarthy during the primaries
D) support for the segregationist actions of Republican vice presidential candidate Spiro Agnew