The source could provide fake information
The answer should be:
Animal & human power were generally replaced with steam power.
President Carter condemned South Africa, a place famous for the Apartheid. Apartheid was segregation of Africans in South Africa in favor of the Caucasian citizens who ran the government. Apartheid was extremely racist and people there were treated as if they had no rights at all.
D because the cause for terrorism is none of the above
