Final answer:
The teacher's technique is most based on the Social learning educational theory.
Step-by-step explanation:
The technique used by the physical education teacher of showing students videos of great basketball players performing the jump shot and having them practice based on the video is most based on the Social learning educational theory. Social learning theory, proposed by Albert Bandura, suggests that people learn through observation and imitation of others. In this case, students are observing and imitating the actions of skilled basketball players to learn how to execute the jump shot.