In question 1, why can't we consider option D as it says... (solved complex problems for its user). If it were to be true can we infer from 5th para...
(Charles Mauro, a consultant in New York City, is a prominent member of a branch of engineering generally known as ergonomics, or human- factors—the only field specifically addressing the question of product usability. Mauro was brought in to provide some help to the watch manufacturer, which was experiencing what Mauro calls the "complexity
...
(Charles Mauro, a consultant in New York City, is a prominent member of a branch of engineering generally known as ergonomics, or human- factors—the only field specifically addressing the question of product usability. Mauro was brought in to provide some help to the watch manufacturer, which was experiencing what Mauro calls the "complexity
...
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