Answer: She is likely to read only the editorials that agrees with her own existing beliefs and reject those that doesn't .
Step-by-step explanation:
What is a confirmation bias?
We personal have beliefs that exist in our mind and we will support whatever is in line with those preexisting beliefs or biases this is referred too as a confirmation bias. We can even find evidence to support what we already believe.
Maria has a strong conservative beliefs about what she considers wrong or right hence due to this she will support those ideas in any way even through her reading because our time is invested in what we believe in.