Question

what objects would not furnish dna for identification? used and unwashed clothing or bed sheets a toothbrush used by the person sunglasses regularly used by the person food found in the victims refrigerator

Explanation:

DNA comes from human cells. Used clothes, toothbrushes may have skin - cells, saliva. Sunglasses may have skin - cells. Food in fridge has no connection to victim's cells.

Answer:

D. food found in the victim's refrigerator