Which of the following lines of code declares a constructor? public class Account{ private double balance; // Line 1 // Line 2 public Account( double initialBalance ) { // Line 4 balance = initialBalance; // Line 5 } } public class Transactions { // Line 9 public static void main(String[] args ) { // Line 10 Account Checking: // Line 11 checking = new Account(); // Line 12 } } Line 1 Line 4 Line 9 Line 10 ( Line 11 Line 12