Is Is Normal To Have Cervical Mocus Before Your Period What Features Are Present In Both Normal And Abnormal Cervical Cells When Viewed Under The Microscope?

What features are present in both normal and abnormal cervical cells when viewed under the microscope? - is is normal to have cervical mocus before your period

I just want to know how you can say that the sample contains abnormal cervical cells with normal cells of the cervix, where the two unknown samples are viewed under the microscope