A) United States B) Cuba C) Dominican Republic D) Puerto Rico
A) Earthquake of 1918 B) Hurricane Maria C) Hurricane Irma D) Hurricane Hugo
A) Urban wildlife B) Marine life C) Desert plants D) Endangered species
A) Mayagüez B) Arecibo C) Ponce D) San Juan
A) 500 meters above sea level B) 100 meters above sea level C) 300 meters above sea level D) 200 meters above sea level
A) Bored tunneling B) Cut-and-cover C) Cofferdam D) Micro-tunneling
A) Cabo Rojo B) Guajataca community C) Fajardo D) Rio Piedras
A) Desertification B) Erosion and flooding C) Deforestation D) Coal mining |