K12 students in 11th grade respond I need your help its urgent.

i would need the dialogue to answer this.

one of the central themes of edward abbey's work has been his staunch opposition to the glen canyon dam on the colorado river that created lake powell, destroying stunning scenery and wildlife habitat, endangering many rare species of fish and animals, and also irreparably destroying many important archaeological sites which provided information about the early inhabitants of the united states.

lemme actually be useful and say i believe the answer is the first one.