What is/are the main tourist attractions in Vatican City?
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Basilica of St. Peter
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Saint Peter's Square
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all of these
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Vatican Museums
C
Correct answer
Explanation
Vatican City's primary attractions include St. Peter's Basilica (the largest church in Christendom), Saint Peter's Square (the iconic plaza), and the Vatican Museums (housing the Sistine Chapel). 'All of these' correctly captures that these are the three main attractions.