Which of the following is most likely to be an example of causation?

Which of the following is most likely to be an example of causation?

A) A student wins money by scratching a ticket with a particular coin. He decides to scratch all tickets with the same coin in the future.
B) A soccer player scores 4 goals when he wears red socks. He concludes that the red socks helped him score the goals.
C) A firm producing CFLs installs new machinery. The per-day production of CFLs increases.
D) The crime rate is high in a country. The literacy rate is high as well.

ANSWER

C