Suppose a Social Activist Collecting Information on the Level of Air

Multiple Choice

Suppose a social activist collecting information on the level of air pollutants in sparsely populated regions concludes that pollution levels are positively related to population.Since her sample set is restricted only to sparsely populated regions her outcome would be erroneous due to:

A) recognition heuristic.
B) availability heuristic.
C) representative heuristic.
D) selection bias.