An Example of an Accidental Participant Would Be

An example of an accidental participant would be:

A) someone whose day at the spa is interrupted by a crowd protesting against animal testing in the cosmetics industry.
B) someone who buys a chocolate at the cash register but had not planned to purchase it.
C) someone who purchases a last-minute holiday.
D) someone who is talked into going to a theme park by a friend.
E) someone who intends to go to the bank to withdraw money.