European leaders started to introduce reforms at the end of the nineteenth and the beginning of the twentieth centuries. which of the following was not proposed? a- old age pensions b- shorter work hours for children c- guaenteed jobs d- accident insurance for workers

Which of the following led to a continuation of the treatment in the excerpt above? a)the brutality of the trans-atlantic african slave trade. b)spanish repression after violent native uprisings in new spain during the 16th century. c)european competition to quickly establish colonial holdings in the new world. d)the reliance of the spanish on native americans to provide labor under the encomienda system.