Final answer:
One way in which Simón Bolívar, Jomo Kenyatta, and Mohandas Gandhi are similar is that each led a nationalist movement. Hence option A is correct.
Step-by-step explanation:
Simón Bolívar, Jomo Kenyatta, and Mohandas Gandhi were leaders in the nationalist movements of their respective regions during different historical periods. Bolívar played a key role in the liberation movements in South America, Kenyatta led the struggle for independence in Kenya, and Gandhi was a central figure in the Indian independence movement. These leaders were instrumental in advocating for the sovereignty and self-determination of their nations against colonial rule or foreign domination, making the choice (A) the correct one in this context.