Based on Recent Trends, What Can Be Predicted About the Relationship

Based on recent trends, what can be predicted about the relationship between income and voting preference?

A) Democrats will continue to draw votes from lower-income groups, as they have for many decades.
B) Republicans will continue to draw votes from lower-income groups, as they have for many decades.
C) The future is uncertain because Democrats used to draw votes from lower-income groups, but Republicans earned votes from these groups in the 2016 election.
D) The future is uncertain because income no longer correlates with voting patterns.