Forests,like Other Ecological Systems,are Subject to the Species Succession Process

Forests,like other ecological systems,are subject to the species succession process.Which of the following would be characteristics of pioneer plant species facilitating the early stages of forest succession? (Check all that apply)
A)slow-growing
B)pollinated by animals
C)seedling growth requires direct sunlight
D)seeds germinate in the shade
E)plants produce great quantity of seeds