The correct answer is B) observation.
Among the four methods, the method of data collection that is involved when an individual counts the number of vehicles passing designated locations on the Los Angeles freeway system is observation.
When researchers use the method of observation to collect information, this means that a person acts as the observer, he or she is physically in the location to observe the phenomena. In this case, an individual is placed in a specific part of the freeway to observe and count the number of vehicles that cross the designated location.
The data collection mode called observation is used when a person counts the number of cars passing designated locations.
An observation is a data collection method where the researcher carries out data collection approach in a natural settings.
Usually, a researchers use the method of observation to collect information when he person acts as an observer of fact.
In conclusion, the data collection mode called observation is used when a person counts the number of cars passing designated locations.
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