PTA.S1.Q3 - In a Democratic society, when a political....

I've been struggling with MSS questions, so I drill every day. I would love someone's explanation of why D is correct. I chose B. I find myself I think making assumptions instead of taking everything I need for my answer from the stimulus. Along with this, any strategies for MSS questions??? Thank you!!!

Admin Note: Edited title. Please use the format: "PT#.S#.Q# - brief description of the question.