Describe, with an example, one way a researcher may introduce bias into an research

by selecting an inadequate sample size from a study population

Explanation: for a sample size to be adequate, it has to be a minimum of 10% of the study population for social science n management science studies. A sample size becomes a good representation of the population when this criteria is met to avoid bias

the answer would be a)henry grady because he came up with the term "new south"