In Looking at the Results of the Four Post-Apartheid Elections

In looking at the results of the four post-apartheid elections, it is clear that

A) ANC electoral support has been fairly stable.
B) The Democratic Party/Democratic Alliance's electoral support has grown substantially.
C) Voter turnout-as measured by both a percentage of registered voters and as a percentage of the voting age population-has declined.
D) The ANC and the Democratic Party/Democratic Alliance have the greatest electoral support among voters.
E) All of the above statements are true.