According to the provided timeline of twentieth-century genocide, no major genocides occurred during the 1950s and 1960s.
What is the genocide?
Genocide is defined as the intentional and systematised termination of an ethnic, religious, racial or national group, in total or in partially. Raphael Lemkin create verbally the word in 1944.
According to the timeline provided, it is clearly showing that there is no major genocides occurred during the 1950s and 1960s.
Therefore, option A is correct.
Learn more about the genocide, refer to:
https://brainly.com/question/9716424
#SPJ2