Question: who has the most control over the us defense spending
[{'answer': 'Congress', 'provenance': [{'wikipedia_id': '1629352', 'title': 'Military budget of the United States', 'start_paragraph_id': 15, 'start_character': 58, 'end_paragraph_id': 15, 'end_character': 66, 'bleu_score': 1.0, 'section': 'Section::::Budget for FY2019.:Budgeting Terms.\n'}]}, {'provenance': [{'wikipedia_id': '1629352', 'title': 'Military budget of the United States', 'start_paragraph_id': 43, 'start_character': 0, 'end_paragraph_id': 43, 'end_character': 517, 'bleu_score': 0.9368707636503191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10686783996272284389}, 'section': 'Section::::Previous budgets.:Budget request for FY2018.\n'}]}]