Does the sentence "There are more than 900 million Protestants worldwide,[ad] among approximately 2.4 billion Christians.[ae]" provide a valid answer to the question "What is the total population of Christians in the world?" OPTIONS:
- yes
- no

A: yes

Question:
Choose your answer: Is ""Old Style" (OS) and "New Style" (NS) are sometimes added to dates to identify which system is used in the British Empire and other countries that did not immediately change." a good answer to the question "What designation was added to British dates to differentiate them from countries not using the new calendar?" OPTIONS:
- yes
- no
Answer:
yes

QUES: Q: What agreement replaced the Congress of Vienna?
A: By the dawn of the 20th century, the balance of world power had changed substantially since the Congress of Vienna.
Does the answer answer the question? OPTIONS:
- yes
- no

ANS: no

Does "Electric motors may be classified by electric power source type, internal construction, application, type of motion output, and so on." contain the correct answer to "In what device are small motors commonly found?"
OPTIONS:
- yes
- no

A: no

question: OPTIONS:
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Management of breakthrough pain can entail intensive use of opioids, including fentanyl.
What class of medication is fentanyl an example of?

answer: yes

question: OPTIONS:
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From the mid 16th century with the Peace of Amasya, and decisively from the first half of the 17th century with the Treaty of Zuhab until the first half of the 19th century, Eastern Armenia was ruled by the successive Iranian Safavid, Afsharid and Qajar empires, while Western Armenia remained under Ottoman rule.
Who controlled Eastern Armenia between the 16 and 19th Century?

answer:
yes