The passage likens verticillium wilt to ash yellows in that:
F. Both diseases share the symptoms of cankers and dieback.
G. Verticillium is likely to be a cause of ash yellows in white and green ash trees.
H. Poor watering and fertilization techniques can cause verticillium wilt and ash yellows.
J. Verticillium wilt and ash yellows were discovered around the same time period and kill a similar number of trees.