Read the following passage and answer the question that follows.

Does the 4.0 Concept Apply to Stem Cell Technology?

Other researchers agree with him and argue that the possible benefits of the research outweigh the concerns. "Where you can improve [a patient's] quality of life tremendously through this kind of technology, I personally believe that it is ethical to use material like this," Gearhart says.



How does this paragraph contribute to the development of areas presented in the previous passage?

Question 19 options:

it demonstrates that the use of embryos represents a very small portion of stem cell research.


It proves that stem cell therapies are not worth objecting to since the process has not developed far enough to use them on human patients


It demonstrates the unfair dismissal of legitimate ethical concerns which have arisen.


It advances the idea that the posssibilities far outweigh the cost.