The key answer of exercise 3

a)

Initially skeptical, then curious, and at the end accepting that AI will change her job (but shows no strong emotions about this).

b)

1. Pre-1970s people were integral to the workforce. After the 1970s people became less integral as more and more tasks were taken over by robots / automation.
2. Car factory production lines, help lines, bank clerks.
3. By asking questions about the symptoms and checking these against a 'knowledge base' - a medical data base.
4. The computer teaches itself how strongly related the various diseases, symptoms and risk factors are. It looks at past real-life cases to calculate probability.
5. Parts of the doctor's job are threatened (the diagnosis) but Dr Parsa describes the computer as an aid to a doctor and points out that it can't replace the human touch.
6. Half of the world's population has little or no access to doctors, so In those parts of the world.

d)

1. determines
2. a big future
3. competition
4. on the march
5. superseded
6. immune from