Which definition of the term "border state" is correct?

a) a slave state that seceded during the civil war.
b) a free state that joined the confederacy
c) a slave state that stayed in the union
d) a free state that lies next to a slave state

Which of the following was not a criticism of the of new york city mayor's office of emergency management's command center? a. how close it was to a known terrorist target b. that it was on the 23rd floor c. its location was above an electrical relay station d. its lack of air, power and water supplies