// This is a subject that might be unique in Every single instance of a class non-public int _field; // That is a property that accesses a area, but since it's visibility // is guarded only subclasses will know relating to this property // (and thru it the sector) https://propertyingurugram.in/haryana-panel-favours-construction-of-stilt-plus-four-floors-but-with-riders/