Does "This system of repeater electrical dials built on the arrangements introduced by British coast artillery in the 1880s, and coast artillery was the background of many AA officers." contain the correct answer to "What was the designation name of the Sperry device in the US?"

A: no

Does "Since many of them are known only within small tribes around the country, they may have been lost (many if not all) after a few generations." contain the correct answer to "What are the four categories for the most prolific dialects used in Burma ?"

A: no

Does "Shooters are naval aviators or Naval Flight Officers and are responsible for launching aircraft." contain the correct answer to "What are shooters responsible for?"

A:
yes