A. This paved the way for the development of vaccinations B. Which paved the way for the development of vaccinations C. Paving the way for the development of vaccinations D. When it paved
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Mark the letter A, B, C, or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 13 to 18.
This paved the way for the development of vaccinations
Which paved the way for the development of vaccinations
Paving the way for the development of vaccinations