Compare and contrast the effects that the first and second industrial revolutions had on society in the united states. plz

Aresearcher conducts a focus group to learn about attitudes towards hygiene and disease prevention. two weeks after the focus group, the researcher learns one of the subjects had a heart attack at home and was hospitalized, but made a full recovery. based on dhs regulations, the researcher report this event to the irb? no, this does not need to be reported since the subject had the heart attack when they were home, not at the focus group.no, this does not need to be reported since it is unrelated to participation in the study.no, this does not need to be reported because two weeks have passed.no, this does not need to be reported since the subject recovered.

The department of homeland security was created to a. keep noncitizens from entering the united states. b. protect the united states from terrorist attacks. c. make us citizens more secure in their homes. d. strengthen us military presence overseas.

Why did our founding fathers want to protect our freedom of speech?