There were many human-caused disturbances that transformed the forest in Stanley Park in the early half of the 20th century to make it appear more 'park-like'. Select four of these changes that happened during this time. Fires were caused by piling cleared underbrush A paved road network was created The trees were topped to make them the same height Certain species of tree were removed in favour of Douglas Fir The Vancouver Aquarium was built The underbrush was removed so that people could walk through the forest Extensive logging occurred near Beaver Lake The seawall was completed, allowing people access to the perimeter of the park