Question 37: Which of the following best paraphrases the underlined sentence in paragraph 3? A. Promoting handwashing and sterilization in h...

Question 37: Which of the following best paraphrases the underlined sentence in paragraph 3?

A. Promoting handwashing and sterilization in hospitals gradually decreased infection rates.
B. Imposing a ban on handwashing and sterilization in hospitals dramatically increased infection rates.
C. Discouraging the use of handwashing and sterilization in hospitals slightly increased infection rates.
D. Implementing handwashing and sterilization in hospitals significantly lowered infection rates.