Question: the song mmmbop belongs to which boy group from the 90s
[{'answer': 'Hanson', 'provenance': [{'wikipedia_id': '1119446', 'title': 'MMMBop', 'start_paragraph_id': 1, 'start_character': 71, 'end_paragraph_id': 1, 'end_character': 77, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]