The map depicts North American land use and includes the United States, Mexico, Central America, and the Caribbean. Areas that are indicated as heavily forested include Central America, the Appalachian mountain range in North America, the Pacific Northwest, Western Mexico, and portions of Texas. Areas indicated as heavy agriculture include Western Central America, Eastern Mexico, Cuba, Puerto Rico, Dominican Republic, and Haiti, the Central Plains of the U.S., portions of Texas, Florida, and the Mid-Southern states and northward east of the Appalachians. Areas indicated as heavily grassland include portions of Central Mexico, El Salvador, West Texas, and northward along the Eastern portions of the Rocky Mountains and Western plains, and Western California. Areas indicated as desert include eastern Washington state and Oregon, Idaho, and southward across the Western Plains into western Texas and central Mexico.
© 2011 FLVS

The map shows the area in North America devoted to agriculture. Based on this map, which of the following statements is true?

California is the highest producer of agricultural products in North America.
Mexico has more agricultural land than the United States.
Most agriculture in North America is located in the central United States.
The majority of agriculture in the United States is located in the Southwest.