Question: what type of connective tissue makes up ligaments
[{'answer': 'Collagenous fibers', 'provenance': [{'wikipedia_id': '228845', 'title': 'Connective tissue', 'start_paragraph_id': 2, 'start_character': 77, 'end_paragraph_id': 2, 'end_character': 95, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]