Context: She said " legends and inventions " about the knights had been perpetuated by " fantasies " such as Dan Brown \'s The Da Vinci Code and - " though of a different literary calibre " - Umberto Eco \'s Foucault \'s Pendulum . She said that in 1312 Pope Clement had declared that the Templars were not heretics , and had explained that he had only dissolved the order to prevent Philip IV from " opening up a schism in the Church " . She said proof of the Templars \' fidelity to the Pope and Christian dogma lay in the prayer they had composed during their long imprisonment .
Question: What did the Templars dowhile they were in prison ?
Option 0: They declared Pope Clement as an heretic .
Option 1: They composed   Christian prayers .
Option 2: None of the above choices .
Option 3: They explained the Christian dogma to Phillip IV .
Answer: 1