InstructionI need a tutor to help me with the discussion on Ukraine said the Kremenchuk oil refinery in central Ukraine caught fire after a Russian drone attack that knocked out the power supply in three villages while falling debris from downed drones damaged railway power lines in a nearby region. Officials said the fire was quickly extinguished. Ukraine’s air force said air defences shot down 18 of 20 Russian drones and a missile before they reached their targets. How is the war affecting world oil prices in various countries.