The election under personal assessment should be made: 1. in writing. 11. either orally or in writing. III.not later than two years after the end of the year of assessment concerned or one month after the assessment of the taxpayer's income for that year of assessment becomes final and conclusive, whichever is the later. IV. not later than three years after the end of the year of assessment concerned or one month after the assessment of the taxpayer s income for that year of assessment becomes final and conclusive, whichever is the later. Select one: a. II and IV only. b. I and III only. c. II and III only. d. I and IV only