1.

The author points out that in the 19th century, swill milk was linked with thousands of infant deaths. Which ONE of the actions below would have, if familiar, available and practicable for the people of that time, saved these children?

A. Treating lactose intolerance with medicines
B. Shutting down inner city breweries
C. Feeding the cows uncontaminated healthy food
D. Freezing the milk to remove the pollutants
Answer» D. Freezing the milk to remove the pollutants


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