Which of the Following Accurately Defines the Groups Known as Dissident

Which of the following accurately defines the groups known as dissident movements that were revived during the 1970s and 1980s?

A) political groups in Western European countries that called for Communist policies in the wake of more peaceful relations with the Soviet Union
B) groups of artists, scientists, politicians, and thinkers who spoke in opposition to the policies and ideology of their Communist governments in the Eastern bloc
C) powerful trade unions in Great Britain that made it harder for nationalized industries to cut jobs or reduce worker benefits
D) protesters who denounced Jewish emigration to Israel, persecuted Russian Jews, and supported the efforts of the secret police
E) groups in Germany who protested environmentalist efforts to bring about nuclear disarmament