<span>Diana's behavior is an example of "hoarding disorder".
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Hoarding disorder is a steady trouble disposing of or separating with belonging due to an apparent need to spare them. A man with hoarding disorder encounters trouble at the prospect of disposing of the things. Exorbitant aggregation of things, paying little mind to genuine esteem, happens.
The U.S.A. taxpayers (in the case of U.S.A. representatives and senators, that is).
The words needed to complete the sentence structure are quantitative and qualitative. They are the types of research that further investigates the study. In a qualitative research, it is the deeper investigation of the paper which uses some methods like focus groups. Meanwhile, a quantitative research gathers data through surveys and audits.