Which structure uses geometric shapes to achieve maximum strength with minimum material? to provide high efficiency in А is a structure that consists of straight members arranged in the shape of a carrying loads. 1 line/ Arch, truss, column
2 line/ hexagon, rectangle, triangle

the answer to the question is punishment. or more specifically, positive punishment.

positive punishment occurs when a behavior is given a negative consequence for the individual doing the behavior.

sara no longer wants to ask questions (the behavior) because she is ridiculed by mr. smith (the punishment).

reinforcement is inaccurate because reinforcement always gives positive consequences for the individual doing the behavior, be it by introducing a pleasant consequence or removing an unpleasant one.