The passage supports which of the following statements about the trees in the La Selva study? A. During the El Niño year, they added considerably less wood than they did in cooler years during the period of 1984-2000. B. During the El Niño year, they typically had higher rates of photosynthesis than they did in other years during the period of 1984-2000. C. During the El Niño year, they released considerably more oxygen than they did in cooler years during the period of 1984-2000. D. During the El Niño year, they took up considerably more CO2 than they did in cooler years during the period of 1984-2000. E. The amount of CO2 that they absorbed remained constant throughout the entire period of 1984-2000.