Question: where is a function's return type specified
[{'answer': 'in its method declaration', 'provenance': [{'wikipedia_id': '552581', 'title': 'Return type', 'start_paragraph_id': 7, 'start_character': 35, 'end_paragraph_id': 7, 'end_character': 60, 'bleu_score': 1.0, 'section': 'Section::::Returning a Value from a Method.\n'}]}, {'provenance': [{'wikipedia_id': '552581', 'title': 'Return type', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 141, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 499621388644166564}, 'section': 'Section::::Returning a Value from a Method.\n'}]}]