Question: which method of measuring time using time zones
[{'answer': 'GMT', 'provenance': [{'wikipedia_id': '30012', 'title': 'Time', 'start_paragraph_id': 43, 'start_character': 197, 'end_paragraph_id': 43, 'end_character': 200, 'bleu_score': 1.0, 'section': 'Section::::Definitions and standards.:World time.:History of the development of UTC.\n'}]}, {'provenance': [{'wikipedia_id': '30012', 'title': 'Time', 'start_paragraph_id': 60, 'start_character': 19, 'end_paragraph_id': 60, 'end_character': 331, 'bleu_score': 0.9657992495762461, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14714688438757946822}, 'section': 'Section::::Definitions and standards.:World time.:Current application of UTC.\n'}]}]