Byron, who took a massage workshop, is much less skilled at massage than Salima, who daily has to massage her ill mother. This may be an instance in which _____ is less efficient than behavior that has been shaped through exposure to _____.
a) rule-governed behavior; the natural contingencies
b) contingency shaped behavior; rule-governed behavior
c) positive reinforcement; negative reinforcement
d) negative reinforcement; positive reinforcement
Answer: A