Human-caused disturbances, such as habitat destruction and the introduction of nonnative species, are among the leading causes of plant and animal population declines. Most populations are affected by a combination of adverse human pressures, each of which is in itself insufficient to (i)____________ a population crash. Therefore, studies of population declines that (ii)____________ individual factors and thus (iii)____________ potential interactions may lead to improper management of declining species. A. delay B. integrate C. exaggerate D. trigger E. focus on F. overlook G. offset H. ignore I. anticipate