the mothers of the plaza de mayo wore white head scarves as\no a symbol of their demands.\no a plea for…

the mothers of the plaza de mayo wore white head scarves as\no a symbol of their demands.\no a plea for their children.\no a proclamation for war.\no a symbol of peace.
Answer
Brief Explanations:
The Mothers of the Plaza de Mayo wore white head - scarves as a plea for their children who had disappeared during the Argentine military dictatorship. They were searching for information about their missing children.
Answer:
a plea for their children.