Australia is sparsely populated, pollution free zone in comparison with highly industrialized areas that's why Australia have presented itself as a superior alternative to living in industrialized England, Scotland, and Ireland
Explanation:
Australia is a country of southern hemisphere. It has completely different seasonal structure than the country of European continent. That is much favorable to live and Australia's population density is very low and it is sparsely populated where the distance between two consecutive houses are much.
Industrialization pollutes environment by emitting harmful gases in the environment and harmful pollutant through outlet of the industry. That's why Australia have presented itself as a superior alternative to living in industrialized European countries.
ANSWER IS A. Old Spanish trail
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So that the doctor would give him hope that he would recover so he would continue the treatment.