Answer:
0.95 kPa
Explanation:

(4.0)(1.9) = (
)(8.0)
kPa
-- However, you should see that when the volume increases (doubles, in this case) you will divide the original pressure value by 2. Pressure and volume are inversely related.
You'd be paying for it for a little over 33 months.
(I hope that's what you were asking since you didn't specify)
Answer:
B. Many people or things that are individually connected to one
another
Explanation:
Both the areas observed participated in significant long-distance trade.