C# (CSharp) Responds__LINQ Debtor примеры использования

Пример #1

 public static bool IsPhoneHasTwoOrMoreSevenAndNamLengthMoreThan18(Debtor debtor)
 {
     return(IsNameLengthMoreThan18(debtor.FullName) && IsPhoneNumberHasTwoAmountOfSeven(debtor.Phone));
 }