Question: who appoints the head of the cabinet departments
[{'answer': 'Senate', 'provenance': [{'wikipedia_id': '32290', 'title': 'Cabinet of the United States', 'start_paragraph_id': 1, 'start_character': 1000, 'end_paragraph_id': 1, 'end_character': 1006, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '32290', 'title': 'Cabinet of the United States', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 479, 'bleu_score': 0.9738505480425671, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3659748480080316559}, 'section': 'Section::::Confirmation process.\n'}]}]