Based on the data, which is true about voting shifts from 2004 to 2008?

A. The country saw a major increase in Republican party voting from 2004 to 2008.
B. The country saw a major increase in Democratic party voting from 2004 to 2008.
C. More than 10 percent of the country was not participating in the elections from 2004 to 2008.
D. The country maintained its ideology along party lines from the 2004 to 2008 election cycle.