Answer:
Option a. Mexico has more biodiversity than the United States because it is closer to the equator.
Explanation:
Mexico is one of the most bio-diverse countries in the world holding only 1% of the Earth's territory but 10% of the whole biodiversity of the planet. This is due to the country's geographical location that allows it to hold a diverse range of ecosystems such as template climate, tropical rain forests, aquatic ecosystems and drier areas as well. Due to its proximity to the equator, Mexico has within its ecosystems, tropical one ans rain forests, which the United States do not hold because of its geographical location.
