Question: what leads to folding faulting and volcanic activity
[{'answer': 'mountain building', 'provenance': [{'wikipedia_id': '1182980', 'title': 'Mountain formation', 'start_paragraph_id': 1, 'start_character': 311, 'end_paragraph_id': 1, 'end_character': 328, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1182980', 'title': 'Mountain formation', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 424, 'bleu_score': 0.9679895851501501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17136825643884923840}, 'section': 'Section::::Abstract.'}]}]