help me please! this is a who am i question, it’s a question where u have to guess who the certain person is based on what it says

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design

The author says that in some town hall meetings several thousand citizens might. attend and vote.what would you do to make sure. a town hall meeting of that many people would run smoothly

Which of the following actions do the national response and recovery policies (national response framework, national infrastructure protection plan, national incident management system) not provide guidance on?