QUES: Q: What is a cost of nocturnal migration?
A: One cost of nocturnal migration is the loss of sleep.
Does the answer answer the question?

ANS: yes

QUES: Q: How much did Idol earn in ad revenue alone for season 8?
A: While that declined from season eight onwards, it still earned significantly more than its nearest competitor, with advertising revenue topping $800 million annually the next few seasons.
Does the answer answer the question?

ANS: yes

QUES: Q: What should you check storage spaces in your home for twice-yearly?
A: Locations without DST can instead use the first days of spring and autumn as reminders.
Does the answer answer the question?

ANS: no

QUES: Q: What dynasty came before the Han dynasty?
A: The Han dynasty (Chinese: ; pinyin: Han chao) was the second imperial dynasty of China, preceded by the Qin dynasty (221207 BC) and succeeded by the Three Kingdoms period (220280 AD).
Does the answer answer the question?

ANS:
yes