How does the RNA world hypothesis contribute to our understanding of early life development?

• A. It claims that RNA evolved from DNA, which was the original genetic material.
• B. It suggests that RNA could have served both as genetic material and as a catalyst before the evolution of DNA and proteins.
• C. It indicates that RNA played no significant role in early life development, only evolving later.
• D. It proposes that RNA was the first form of life, leading directly to the development of multicellular organisms.

Answer: (B)