Question: who plays miley's grandma in hannah montana
[{'answer': 'Vicki Lawrence', 'provenance': [{'wikipedia_id': '11685274', 'title': 'List of Hannah Montana characters', 'start_paragraph_id': 55, 'start_character': 40, 'end_paragraph_id': 55, 'end_character': 54, 'bleu_score': 1.0, 'section': 'Section::::Family members.:Stewart family.\n'}]}, {'provenance': [{'wikipedia_id': '11685274', 'title': 'List of Hannah Montana characters', 'start_paragraph_id': 55, 'start_character': 12, 'end_paragraph_id': 55, 'end_character': 1971, 'bleu_score': 0.9206617957792, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4086582338864274642}, 'section': 'Section::::Family members.:Stewart family.\n'}]}]