Given the following sequence of priority queue operations, and assuming that the lowet numbers have higher priority, what item(s) are on the queue when the sequence is completed? m.put ((10, 'Fred')) m.put ((20, 'Anna')) m.put ((15, 'Ross')) m.put ((5, 'Tess')) m.put ((18, 'Sam')) m.get () m.get () Select all that apply. Tess Sam Anna Fred Ross.