What does the New Methylene Blue stain help with when cells are clumped?

The correct choice emphasizes the role of New Methylene Blue stain in enhancing the clarity of the slide by reducing background contamination. When cells are clumped together, it can often be challenging to distinguish between individual cells and cellular components against the backdrop of debris and excess staining. New Methylene Blue helps to selectively stain the cyanophilic material, allowing for clearer visualization of the cells by minimizing the interference from the background. This enhanced clarity is crucial for cytological examination where accurate assessment of cellular morphology is necessary.

Selecting this stain is particularly effective in preparing samples that may contain polymers or other artifacts that can obscure cellular details. By decreasing the background interference, it allows for an accurate evaluation of cell structure and preservation of important diagnostic features.