In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.

[Q]: The United States has about 20 species of venomous snakes, which include 16 species of rattlesnakes, two species of coral snakes, one species of cottonmouth (or water moccasin), and one species of copperhead. At least one type of venomous snake is found in every state except Alaska and Hawaii.
[A]: what are the poisonous snakes in the united states


[Q]: The total length of the continental border is 1,954 miles (3,145 km). From the Gulf of Mexico, it follows the course of the Rio Grande (Río Bravo del Norte) to the border crossing at Ciudad Juárez, Chihuahua, and El Paso, Texas. Westward from El Paso -- Juárez, it crosses vast tracts of the Chihuahuan and Sonoran deserts to the Colorado River Delta and San Diego -- Tijuana, before reaching the Pacific Ocean.
[A]: where is the border between mexico and us


[Q]: Muñoz is a Spanish-language surname -- with a Portuguese-language variant (Munhoz). Notable people with the surname include:
[A]:
where does the last name munoz come from