What is the common name of the group whose members are characterized by exoskeletons and a unique water vascular system?
a. brachiopods
b. medusas
c. echinoderms
d. tunicates

Why did roosevelt support a “europe first” strategy even though it had been japan that had first attacked the united states?

After the civil war which president was called a "carpetbagger"?

What is the main problem with the commission form of government? a commissioners often focus on one area. b. each commissioner has too much administrative power. c. the commissioners have trouble working together. d. commissioners are often very corrupt.