Question: what is the s i unit of current
[{'answer': 'The ampere', 'provenance': [{'wikipedia_id': '772', 'title': 'Ampere', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 10, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '772', 'title': 'Ampere', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 266, 'bleu_score': 0.7912106942821181, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8283254116792277487}, 'section': 'Section::::Abstract.'}]}]