Question: who plays naomi clark's mom on 90210
[{'answer': 'Christina Moore', 'provenance': [{'wikipedia_id': '2592221', 'title': 'Christina Moore', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2592221', 'title': 'Christina Moore', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 923, 'bleu_score': 0.9783879266996021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1492650294499098314}, 'section': 'Section::::Career.:Other entertainment projects.\n'}]}]