Which of the Following Is Not True About Sampling (Circle

Multiple Choice

Which of the following is not true about sampling (circle one) :

A) there may exist sampling biases in internet research
B) larger samples are always better for surveys
C) small samples suffice for focus groups
D) convenience samples can, on occasion, be used to generalize to the target population
E) larger samples are necessary for greater confidence levels (as z goes from 1.96 to 2.58)