If everyone in the population has an equal chance of inclusion in a study, then one would say that the study used a sampling technique for the study. a. random b. quota c. convenience d. availability

The correct answer is option A, that is, random.

Simple random sampling refers to the fundamental sampling procedure where one selects a group of subjects or a sample for examination from a bigger group, that is, a population. Every individual is selected wholly by chance and every member of the population exhibit an equivalent opportunity of getting involved in the sample.