One who cannot be changed or reformed: A) Invulnerable B) Hardened C) Incurable D) Incorrigible Related MCQs: When was Ceylon changed it’s name to Sri Linka..? Thickness of a line is changed in? Which country has changed its national anthem in a bid to reflect 60,000 years of Indigenous history in January 2021? Name the game in which sides of teams are changed after every goal?