// This is a subject That may be various in Every single occasion of a category personal int _field; // It is a property that accesses a field, but since it's visibility // is shielded only subclasses will know about this property // (and thru it the sector) - https://propertyingurugram.in/delhi-ncr-set-for-massive-rs-1-lakh-crore-residential-boom-this-festive-season-report/