Which of these events occurred during the paleozoic?

Select the correct answer from each drop down menu. among these figures figure and blank have the same volume. 1 a c e 2 b d

Where is the only location in the united states where you drive on the left side of the road?

Can someone me choose a broad topic and area of focus i am really doing this as a tally to see which one most people pick ok water pollution global warming endangered species atmosphere for the !