Question:
Choose your answer: Is "The Byzantine recovery of lost provinces began toward the end of the 8th century and most of the Greek peninsula came under imperial control again, in stages, during the 9th century." a good answer to the question "The Byzantine began taking back territories during the last of what century?"
Answer:
yes

Question:
Choose your answer: Is "During her visit to New York, which followed a tour of Canada, she officially opened a memorial garden for the British victims of the September 11 attacks." a good answer to the question "Who was UN Secretary General when Elizabeth addressed the UN?"
Answer:
no

Question:
Choose your answer: Is "The modern petroleum industry started in 1846 with the discovery of the process of refining kerosene from coal by Nova Scotian Abraham Pineo Gesner." a good answer to the question "Who discovered the process of refining kerosene from coal?"
Answer:

yes