How can freezing or wrapping a body change entomological evidence?

For an entomological evidence to be used for an investigation, it is important to preserve the body appropriately because insect clues are used to analyze a death scene. Entomologists use records as to when the body was found, the cause of death and other factors. By freezing or wrapping the body with affect the evidence itself and will show an inaccurate result.

Suspension typei

Ithink it’s c or b for the answer.