The HR Department of a Large Company Wants to Determine

The HR department of a large company wants to determine how often to bring representatives from the financial firm managing employee pensions on site to meet with individuals about their retirement plans.In order to determine level of interest, they decide to survey employees.Suppose they select one department (e.g., Sales) and survey all employees within that department.This sampling plan is called ________________________ .

A) Simple Random Sampling
B) Stratified Sampling
C) Cluster Sampling
D) Systematic Sampling
E) Convenience Sampling