There are several people that played a significant role in ending communism in poland. Since you provide no options, two of those people that played a large role in ending communism in Poland were :
John Paul II was acclaimed as one of the most influential leaders of the twentieth century. It played a key role in ending communism in Poland and perhaps throughout Europe, as well as in enhancing the relations of the Catholic Church with Judaism, Islam, Orthodox Church, Eastern religions, and the Anglican Communion.
Lech Wałęsa is a Polish politician and human rights activist who is known for having done more than anyone to end communism in Poland. He was one of the founders of the union Solidarność. He was also president of Poland between 1990 and 1995, being first after the collapse of the communism. He was awarded the 1983 Nobel Peace Prize.
