Letter (a) below would work well as the thesis statement for a research paper of about ten pages. remember that a thesis should be a central idea that requires supporting evidence, it should be of adequate scope for a ten-page paper, and it should be sharply focused.
a. political and economic conditions in the early twentieth century explain the popularity of marcus garvey’s back to africa movement.
b. marcus garvey founded the universal negro improvement association and initiated the popular back to africa movement.