$1)$ why is it not thread safe? You must point out lines of code as well as describe why they are not thread safe. $2)$ What issues could arise if it is not xed? $3)$ How you would x it using what you learned about synchronization? You must write lines of code or x lines of code that already exist in the le for full credit. While you can alter lines of code in the le and add code to the existing le$,$ you may not restructure the existing le or delete signicant portions from it$.$