Look at the map. This map might be useful to which of the following people? Rainfall in United States 09/01/13-09/10 09/11/11-09/20/11 09/21/11-09/30/11 10/01/11-10/10/11 10/11/11-10/20/11 10/21/11-10/31/11 11/01/11-11/10/11 11/11/11-11/20/11 Precipitation (Millimeters) 11/21/11-11/30/11 12/01/11-12/10/11 12/11/11-12/20/11 400 200-400 12/21/11-12/31/11 100-200 09/01/11-09/10/11 50-100 01/01/12-01/10/12 25-501 01/11/12-01/20/12 10-25 1-10 01/21/12-01/31/12 02/01/12-02/10/12 No Data 02/11/12-02/20/12 02/21/12-02/29/12 Source: US Department of Agriculture Foreign Agricultural Service Crop Explorer A. Banker O B. Farmer C. Writer D. Computer programmer