PPSC Past Paper Junior Clerk in Punjab Public Service Commission 2019 Solved MCQs, Islamic Studies MCQs, PPSC Solved Past Papers MCQsIn which year did the tragedy of Karbala take place ___ Hijrah?A. 55 B. 61 C. 63 D. 65 Which among the following is the best conductor of electricity?Baltoro Glacier is found in ____ ranges of Pakistan?