Final answer:
Honduras is the most mountainous country in Central America, recognized for its extensive mountain ranges including the Central American Cordillera, Sierra Madre de Chiapas, and Volcanic Highlands with peaks such as Cerro Las Minas and Mount Celaque.
Step-by-step explanation:
The country that is most mountainous in Central America, featuring the Central American Cordillera along with the Sierra Madre de Chiapas and the Volcanic Highlands, and contains notable peaks such as Cerro Las Minas and Mount Celaque, is Honduras.
This nation's terrain is characterized by extensive mountain ranges that dominate its landscape, making it a region where the climate varies with elevation, and where rich volcanic soils have attracted populations to its highland areas for agricultural purposes.
Despite not being mentioned in the provided references, Honduras is geographically known for its rugged highlands and is defined by such prominent features.