"in most research situations, the researcher does not have a list of all the individuals in the population and, therefore, must use sampling."

The correct answer is simple random sampling. This is defined as a subset of the statistical population by which each member of the subset has the a probability of being able to be equally chosen compared to other kind of sampling.

explanation:

it was a suprise attack organized by geogre washington against the hessian forces in trenton, new jersey. it began the night o december 25, 1776 and ended december 26, 1776