Question: In what year was Montini appointed to the Central Preparatory Commission?

Is "The Commission was greatly overshadowed by the insistence of John XXIII to have the Council complete all its work in one single session before Christmas 1962, to the 400th anniversary of the Council of Trent, an insistence which may have also been influenced by the Pope's recent knowledge that he had cancer." the correct answer?
Possible answers: [-] yes; [-] no;
no