QUESTION: When en route from China to France, must pilots know their altitude in the imperial foot?
Please give rationale first, then the answer.
ANSWER: Most international airports and aviators use the foot to measure altitude. China and North Korea require pilots to use meters for altitude. Pilots must communicate their altitude with local air traffic control.. The answer is: yes.


Question: Does welding with acetylene simulate the temperature of a star?
Answer: Acetylene is used for oxyacetylene welding. An acetylene/oxygen flame burns at about 3,773 K. The star Betelgeuse has a surface temperature of 3,500 K.. The answer is: yes.


Will a Euro sink in water?
Rationale first then the answer.
The smallest Euro paper bill is Five Euro. One Euro is only available as a coin. Coins sink in water. A metal coin is more dense than water.. The answer is: yes.


QUESTION: Could Charlie Bucket be a hotel manager?
Please give rationale first, then the answer.
ANSWER: Charlie Bucket is a fictional character from "Charlie and the Chocolate Factory", portrayed as a child. Children cannot be hotel managers.. The answer is: no.


Question: After viewing the Mona Lisa, could you get lunch nearby on foot?
Answer: The Mona Lisa is housed in The Louvre. There are many restaurants within walking distance of The Louvre.. The answer is: yes.


Did Karl Marx influence the communist party of China?
Rationale first then the answer.
Communist ideology is the foundation of communist party of China. Marx produced a political pamphlet that has since come to be commonly known as the communist manifesto.. The answer is: yes.