PPSC Past Paper Assistant in S&GAD Department, 2018 Solved MCQs, General Knowledge MCQs, PPSC Solved Past Papers MCQsThomas Jefferson was the _________ president of the United States?A. 1st B. 2nd C. 3rd D. 4th Which of the following river is formed by the confluence of Euphrates and Tigris?Formosa is the old name of?