In 2002, Baseball Pitcher Randy Johnson Began Wearing a Particular

In 2002, baseball pitcher Randy Johnson began wearing a particular metal-impregnated twisted rope necklace designed to "stabilize the electricity flow through the body." He claimed that it improved his pitching and his batting.By the 2010 World Series, hundreds of players were wearing one, all without any scientific explanation of, or evidence for, this rope necklace's efficacy.They bought this necklace

A) due to a single example.
B) due to a causal correlation.
C) because they failed to distinguish observation from inference.
D) due to the performance of the control group.