Question: when public relations efforts spread across national geographic or cultural borders this is known as
[{'answer': 'Global communication', 'provenance': [{'wikipedia_id': '26692723', 'title': 'Study of global communication', 'start_paragraph_id': 1, 'start_character': 226, 'end_paragraph_id': 1, 'end_character': 246, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]