Answer: the answer is
Explanation:
Researchers had students read debaters' speeches either supporting or attacking Cuban leader Fidel Castro. When the students were later told that each debater's position had been assigned, they concluded that to some extent the speech reflected the speaker's true beliefs. Fidel Castro, the fiery apostle of revolution who brought the Cold War to the Western Hemisphere was a Cuban communist revolutionary and politician who governed the Republic of Cuba as Prime Minister but after the speeches were made, the student later realised that to some extent the speech reflected the speakers true beliefs