It's just in the name! Accurate data is helpful, and correct, but reproducible data is all of that, and is able to be given to other people through different sources! At least, that's what my understanding of them are. Hope it helps!
I think the answer is b. easy to digest.
C. and D. are chemical properties,
Solar system is nested nearly 2/3 of the way from the center of the galaxy to the outskirt of the galactic disc.
Answer:
the ratio (N/V)Venus / (N/V)Earth = 39 : 1
Explanation:
Detailed explanation and calculation is shown in the image below