A child is diagnosed with poison ivy. The mother tells the nurse that she does not know how her child contracted the rash since he had not been playing in wooded areas. As the nurse asks questions about possible contact, which of the following would the nurse recognize as highest risk for exposure?

A Playing with toys in a back yard flower garden D Throwing a ball to a neighborhood child who has poison ivy B Eating small amounts of grass while playing 'farm' C Playing with cars on the pavement near burning leaves