Task: Question Answering
Input (English): Question:In 2010, what North American horse broke the All-time North American female earnings record with over $6 million, broke two world records for Grade/Group I (for consecutive victories and the All-time North American record number of victories by a filly/mare), and tied the All-time North American record for the number of consecutive victories without defeat?,  Options: [A.Zenyatta B.Los Alamitos Two-Million] 
Output (English): B