Question: who laid the foundation of school of possibilism
[{'answer': 'Marshall Sahlins', 'provenance': [{'wikipedia_id': '6880840', 'title': 'Possibilism (geography)', 'start_paragraph_id': 2, 'start_character': 20, 'end_paragraph_id': 2, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Strabo', 'provenance': [{'wikipedia_id': '6880840', 'title': 'Possibilism (geography)', 'start_paragraph_id': 2, 'start_character': 186, 'end_paragraph_id': 2, 'end_character': 192, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6880840', 'title': 'Possibilism (geography)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 493, 'bleu_score': 0.7461546224185911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17747215044408378557}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6880840', 'title': 'Possibilism (geography)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 0, 'bleu_score': 1.0, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17747215044408378557}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6880840', 'title': 'Possibilism (geography)', 'section': 'Section::::Abstract.', 'start_paragraph_id': 2, 'end_paragraph_id': 2, 'meta': {'evidence_span': ['Theory by Strabo in 64 BC that humans can make things happen by their own intelligence over time. Strabo cautioned against the assumption that nature and actions of humans were determined by the physical environment they inhabited. He observed that humans were the active elements in a human-environmental partnership', 'Theory by Strabo in 64 BC that humans can make things happen by their own intelligence over time.', 'In Cultural ecology Marshall Sahlins used this concept in order to develop alternative approaches to the environmental determinism dominant at that time in ecological studies. Theory by Strabo in 64 BC that humans can make things happen by their own intelligence over time. Strabo cautioned against the assumption that nature and actions of humans were determined by the physical environment they inhabited. He observed that humans were the active elements in a human-environmental partnership.']}}]}]