Question: the unit of area in mks system is
[{'answer': 'metre', 'provenance': [{'wikipedia_id': '9734557', 'title': 'MKS system of units', 'start_paragraph_id': 1, 'start_character': 74, 'end_paragraph_id': 1, 'end_character': 79, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]