Which of the following statements are TRUE? i. Recessions are likely to lead to an increase in the natural rate of unemployment. ii. Recessions are typically associated a negative output gap III. Recessions can increase the number of discouraged workers iv. Improvements in technology can lead to long run increases in GDP a. i, ii, iii and iv b. None of the other answers are correct c. ii, iii and iv d. ii and ili e. i, li and