I had to look for the options and here is my answer:
During the year 1960s, a lot of social scientists which includes Daniel Patrick Moynihan, showed the strong role of women in many African families as an unfavorable characteristic because this threatens the roles of men in their families and most likely results in different social problems.
The final solution during World War Two was hitlers plan for mass extermination of the Jewish people by using the gas chambers where he could kill ultimately millions of Jews and other minorities.