This is a correct answer to the following question about Jetboat. Yes or no? Answer: For these reasons, the vast majority of waterjet units are installed in high-speed vessels and in particular situations where shallow draught, maneuverability, and load flexibility are main concerns. Question: what is water jet propulsion
No

This is a correct answer to the following question about Rocket engine. Yes or no? Answer: The nearly transparent exhaust is due to this engine's exhaust being mostly superheated steam (water vapor from its propellants, hydrogen and oxygen) Question: how a rocket engine works
No

Q: This is a correct answer to the following question about Languages of the United States. Yes or no? Answer: Italian , Polish , and French are still widely spoken among populations descending from immigrants from those countries in the early 20th century, but the use of these languages is dwindling as the older generations die. Question: what is the official language of america?
A: No

Question: This is a correct answer to the following question about Rosetta Stone. Yes or no? Answer: The Rosetta Stone is an ancient Egyptian granodiorite stele inscribed with a decree issued at Memphis in 196 BC on behalf of King Ptolemy V . Question: where is the rosetta stone located in 2010
Answer: No

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This is a correct answer to the following question about Casey Stengel. Yes or no? Answer: He ended his baseball career as the beloved manager for the then expansion New York Mets, which won over the hearts of New York partly due to the unique character of their veteran leader. Question: What is the name of the late Major League old professor
**Answer**
No

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This is a correct answer to the following question about Communist state. Yes or no? Answer: It has a form of government characterized by single-party rule or dominant-party rule of a communist party (referred as Dictatorship of the Proletariat by its proponents) and a professed allegiance to a Leninist or MarxistLeninist ideology as the guiding principle of the state. Question: who rules communism government
**Answer**
Yes