GRE Reading Comprehension: ETS-GRE阅读ETS - XE1563X448B54VJ57

It can be inferred from the passage that one way in which many of the early researchers on grazer control could have improved their data would have been to A. emphasize the effects of temperature, rather than of light, on phytoplankton B. disregard nannoplankton in their analysis of phytoplankton numbers C. collect phytoplankton of all sizes before analyzing the extent of phytoplankton concentration D. recognize that phytoplankton other than net phytoplankton could be collected in a net E. understand the crucial significance of net phytoplankton in the diet of zooplankton