Which definition gives the meaning of the word altruism as it is used in this sentence? through his altruism, the country’s leader proved to his citizens that he was indeed different from his self-centered, selfish predecessor. the belief that citizens should have the power to vote in elections a. a religion centered on serving the underprivileged b. the practice of selfless concern for the welfare of others c. power inherited by a political leader d. the belief that citizens should have the power to vote in elections