Although the first humans came to Australia 56,000 years ago and undoubtedly brought new diseases with them, human-borne diseases probably did not cause the mass extinction of large land animals and birds that took place over the following 10,000 years. After all, more than 55 different species disappeared at about could be fatal to animals across that many different species.
What this question is testing
Your task
Break the argument into its conclusion and evidence, then do exactly what the question stem asks with that structure.
Common trap
Answers that sound relevant to the topic but don't connect to the argument's actual reasoning.
Winning move
Predict what a right answer must do, then test each choice against the conclusion-evidence gap.
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