Answer:
D. IV x PV factorial
Explanation:
The IV x PV factorial is a tyoe of factorial design which tend to include both an experimental independent variable (IV) and a nonexperimental participant variable (PV).
In the case sited the researcher used both IV and PV to get his result.
The 24th Amendment prevents Congress from putting a poll tax or any other tax to prevents citizens from voting. It was passed to encourage more voting (mainly blacks),
Answer:
An advocacy campaign is a set of actions targeted to create support for a policy or proposal.
Examples of an advocacy campaign are:
Earth hours - This campaign was started in Australia to promote and protect the environment.
Sweetie - This campaign was directed to tackle the sexual exploitation problem and global child trafficking, through a computer-generated child called sweetie.