public MortgageAccount(Customer customer, decimal balance, decimal interesrRate)
: base(customer, balance, interesrRate)
{
}
// Constructor
public Account(Customer customer, decimal balance, decimal interestRate)
{
this.Customer = customer;
this.Balance = balance;
this.InterestRate = interestRate;
}
// Constructor
public DepositAccount(Customer customer, decimal balance, decimal interesrRate)
: base(customer, balance, interesrRate)
{
}