In 1962, Armstrong was transferred to astronaut status. He served as command pilot for the Gemini 8 mission, launched March 16, 1966, and along with David Scott, performed the first successful docking of two vehicles in space by mating his Gemini 8 with an uninhabited Agena rocket.
Can we infer the following?
Other astronauts tried to do this before this time but failed

Choose from:
 (1). Yes
 (2). It's impossible to say
 (3). No
The answer is:
(2).