Player B sets a screen for Player A. Once the screen is in place, Player D and E switch positions. Player C swings to B's former position. Player A dribbles the ball along the right of the arc and then passes to D. D then shoots the Ball.
Defence can work on a Man to Man basis or zonal coverage. The point is to cause confusion and leave Player D open to shoot.
Good team defence is five players guarding the ball, not five separate one-on-ones. The shell drill is where that starts, so here is how to teach help-side positioning and rotations from the first week of the season.
Rebounding is the least glamorous thing in basketball and one of the most decisive. It is also almost entirely a habit, which means it is entirely coachable.
Good spacing is only the start. The best modern offences teach players to attack the defence's rotations and play in a permanent 4-on-3 - here is how to coach that read.