Context: The Dean of the College of Cardinals, or Cardinal-dean, is the primus inter pares of the College of Cardinals, elected by the cardinal bishops holding suburbicarian sees from among their own number, an election, however, that must be approved by the Pope. Formerly the position of dean belonged by right to the longest-serving of the cardinal bishops.

Question: In the College of Cardinals, the elected Dean needs the approval of who?
Answer: the Pope

Question: Who does not need the approval of the Pope?
Answer: Unanswerable

Question: What is the Dean of the College of Humanities also known as?
Answer: Unanswerable

Question: Who does not act as the primus inter pares of the College of Cardinals?
Answer: Unanswerable

Question: Who approves the appointment of the Cardinal-dean by the Pope? 
Answer: Unanswerable

Question: What position belonged by right to the shortest-serving of the cardinal bishops?
Answer: Unanswerable