How was john young chosen as a Gemini and Apollo astronaut?

The reason why john young set foot on the threshold of aerospace industry is related to his close relationship with aviation industry. He likes to play with model planes since he was a child, and he is the defender of Orlando Middle School football team. After graduating from high school, he entered Georgia Institute of Technology, graduated from 1952, and obtained a bachelor of science degree in aeronautical engineering with honors. /kloc-0 entered the us navy in June, 1952, and immediately applied to study in flight school. But it dragged on for more than a year. 103 squadron was assigned to naval air base in June, 1955, and has been a test pilot in a naval air station or center since then. During this period, he set two flight records. One was at the Naval Air Station in Brunswick, Maine, on March 3 1962, setting a world record of 34.523 seconds and rising 3000 meters. One time was1April, 962, and he set a world record of 7620 meters rising in 230. 14 seconds at Mag Naval Air Station. Because of this glorious aviation experience, in April 1962, when NASA openly recruited Gemini and Apollo astronauts, it was selected.