Which detail from the article BEST supports the idea that technology is constantly changing to make research better?
A If something went wrong, then the medicine would have to be changed.
B If the product has a chemical that has not been used before, they have to test it.
C In the last few years, there has been a new development. It is called “organ-on-a-chip.”
DIt is useful when you want to see what a new medicine or chemical does to it.