Which of the Following Statements Is Consistent with the Notion

Which of the following statements is consistent with the notion that most consumer protection regulations work as intended?

A) Safety requirements in cars have led to increased reckless driving incidents.
B) Child-proof medicine containers appear to have made people more careless with medicines.
C) Whenever the cost of an activity is reduced, people will tend to do more of it.
D) There has been a significant reduction in fires caused by faulty electric wiring.