Try looking it up on Google
Answer:
a is June 9, 1864
b is November 19, 1863
c is november 15, 1864, and concluded in Savannah on December 21, 1864.
d is January 1, 1863
e is April 1862
scarcity is a naturally occuring limitation on a resource that can't be replenished and shortage is when the amount demanded is greater than the amount supplied. Scarcity would be like diamonds and a shortage would be like out of stock light bulbs