1. In addition to la bestia, we learn that the train through Mexico has other names: El Gusano de Hierro, El Tren Peregrino, and, to Enrique, El Caballo de Hierro. In what ways does the train earn each of its names? a. El Gusano de Hierro (The Iron Worm): b. El Tren Peregrino (The Pilgrim's Train): c. El Caballo de Hierro (The Iron Horse):​