PPSC Past Paper Social Security Officer in PESSI – Labour and Human Resource Department 2018 Solved MCQs, General Knowledge MCQs, PPSC Solved Past Papers MCQsThe people of Oman are linked with which occupation? Posted on June 11, 2021 by Rana TahirA. Oil refinery B. Agriculture C. Plastics D. Complex MachineryShare this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)