8. PART B: On which piece of evidence is the reasoned judgment in Part A based?
A scientific theories based on geologic events in the past
B scientists' opinions about geologic events
C descriptions of similar geologic events in the past
D predictions about geologic events made by scientists several
centuries ago
ff

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.

what are the options?