Who Among the Following Can Be Termed Helicopter Parents

Who among the following can be termed helicopter parents?

A) Ian's parents are overanxious about his college admission and have made him apply to ten different universities.
B) Vincent's parents do not restrict him from smoking; they give him an extra allowance to buy cigarettes.
C) Sydney's parents were hardly aware of their daughter's whereabouts; they were too busy with work to be bothered.
D) Brooke invited her parents to her piano recital, but they chose to attend their neighbor's birthday party instead.
E) Vivian's parents show extra concern for her grades during parent-teacher conferences although they do not really care.