Direct observation entails firsthand monitoring of natural occurrences to gather unfiltered data, as exemplified by physically counting seals to determine the population on an island.
Direct observation involves firsthand monitoring of natural occurrences, providing immediate and unfiltered data. Among the given options, the best example of a direct observation is determining the seal population of an island by counting seals in 10, as this method involves physically counting the individuals in the population without inference or interpretation.
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