OpenStudy (anonymous):

Which sentence correctly forms the plural of the letters PDF? A. Changing documents into PDFs' isn't too difficult. B. Changing documents into PDF's isn't too difficult. C. Changing documents into PDFs isn't too difficult.

2 years ago
OpenStudy (anonymous):

I think c

2 years ago
OpenStudy (anonymous):

You are correct! :)

2 years ago
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