Why would Eastern European demographic trends differ from those presented in the chart? A) Continuation of primitive agricultural practices
B) Government promotion of public education
C) The embrace of laissez-faire economics
D) Failure to invest in transportation infrastructure

answer; the overproduction of cotton destroyed the soil;

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.