What does the language used in this passage reveal about its purpose?

A)
The language is humorous, implying that the purpose is to satirize the food industry.

B)
The language is persuasive, implying that the purpose is to convince the reader to avoid contaminated water.

C)
The language is technical, implying that the purpose is to instruct the reader in how to build a water purifier.

D)
The language is informative, implying that the purpose is to educate the reader about the causes of food contamination.