The correct option is D It motivated the Vietnamese to kill Catholic Missionaries
The Hao Hao Movement began in 1939
and gained great popularity in the fertile Mekong delta area. It
drew on religious ideas popular in anti-French uprisings of the
nineteenth century. The founder of Hoa Hao was a man called Huynh Phu So. He
performed miracles and helped the poor. His criticism against useless
expenditure had a wide appeal. He also opposed the sale of child
brides, gambling and the use of alcohol and opium.