A Stratified Sample Differs from a Quota Sample as in a Stratified

Multiple Choice

A stratified sample differs from a quota sample as in a stratified sample:

A) researchers handpick participants from among selected segments or groups with certain characteristics.
B) researchers select a sample of subgroups from which they draw respondents.
C) researchers select participants from among readily available respondents.
D) researchers select subsamples by a random process.