The South Pole is in darkness from?

A. December 22nd of a year to June 21st of the next
B. March 21st to September 22nd of the same year
C. Sept. 22nd of a year to March 21st of next
D. June 21st to December 22nd of the same year

Correct Answer: Option B

B. March 21st to September 22nd of the same year