Question

Based on information in The Evolution of Useful Things, what prompted the creation of waterproof sandpaper?

salesman being embarrassed by faulty products
the need for a considerable amount of sanding
the poisoning of automobile industry employees
Richard Drew's work as a lab technician

Answer 1

C

Step-by-step explanation:

Answer 2

C: the poisoning of automobile industry employees

Step-by-step explanation:

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