ASubjective
BTheoretical
CUseful
DEthical
Answer:
C. Useful
Read Explanation:
The creation of the polio vaccine by Dr. Jonas Salk in the 1950s is a landmark achievement in medical science.
This vaccine, and the subsequent development of an oral polio vaccine by Albert Sabin, led to a dramatic reduction in polio cases worldwide.
Polio, once a widespread and feared disease, has been nearly eradicated due to these scientific interventions.
The success of the polio vaccine demonstrates the practical and beneficial outcomes that can arise from scientific research and development.
It highlights how scientific discoveries can be directly applied to solve pressing public health problems, improving and saving lives on a massive scale.
This illustrates the fundamental utility of science in addressing human needs and enhancing societal well-being.
Before the vaccine, polio outbreaks caused paralysis and death, particularly in children, leading to widespread public anxiety.
The rapid development, testing, and deployment of the Salk vaccine were crucial in curbing these outbreaks.
The global vaccination campaigns that followed are a testament to the power of science and international cooperation in combating infectious diseases.
This success story serves as a prime example of science's capacity to deliver tangible benefits and improve the quality of life for populations across the globe.
