Given: rofuoroo public class Transaction $($ private static int counter $=0$; private int transactionID; private String customerName; public void executeTransaction $($String customerName transactionID $=$ counter; counter$++$; $10.$ this.custome rName customerName; $11.12.13.)$ tHow do you make this code thread safe?Change line$1$to public class synchronized Transaction$($ Change line $7$ to synchronized $($this$)($ and line $11$ to $)$ Change line $2$ to private synchronized static int counter $=0$; Change line $6$ to public synchronized $($this$)$ executeTransaction $($String customerName$)($