PPSC Past Paper Junior Clerk 2019 Revenue Department Solved MCQs, Computer MCQs, PPSC Solved Past Papers MCQs‘Recycling’ is a method for conserving the resources of?A. Coal B. Oil C. Copper D. Limestone Eritrea, which became the 182nd member of the UN in 1993, is in the continent of?The lifeguards saved the children___ drowning?