What is a voluntary response sample? choose the correct answer below. a. a sample in which the researchers decide which subjects to include in the study. b. a sample in which the response "no opinion" or "not applicable" are choices. c. a sample in which the sample size is very large. d. a sample in which the subjects themselves decide whether to be included in the study.

D. A sample in which the subjects themselves decide whether to be included in the study.                                                                                                                                  

Explanation:

Voluntary response sample: This is a sample made up of volunteers. These samples are mostly biased. For example, a person being called in a radio show poll might have powerful opinions over a topic in any direction. In a voluntary random sample, chooses themselves by answering a common appeal.  These samples are unreliable because they are bias, hence the result is usually biased.

the following men who did not in the unification of italy were.

a) giuseppe mazzini

c) alexander ll

the other two men were camilo cavour and giuseppe garibaldi they the unification of italy by yielding territories in the italian unification. in 1861 italy was declared a united-nation state under the sardinian king victor immanuel ll.

answer; specific deterrence;