Read this passage: A state has experienced a rise in car accidents caused by drivers texting or surfing the Internet on their cell phones. The state government decides to pass a law completely banning cell phone use in cars and enforces harsh penalties on those who violate the law. Though some members of Congress object to this strict new law, they are unable to influence the state to change it.
This situation illustrates a state exercising :
A. concurrent powers
B. federalist powers
C. reserved powers
D. referendum powers​

How did the people of latin america come to speak the language of spanish

U. s. foreign aid incudes all the following programs excepta. humanitarian aidb. military assistancec. cycle of dependency grantsd. development aid

Which of the following methods could be considered a "best practice" in terms of informing respondents how their answers to an on-line survey about personal information will be protected? respondents are informed that investigators will try to keep their participation confidential; however, confidentiality cannot be assured. respondents are informed that a research assistant will transfer all the research data to a password-protected computer that is not connected to the internet, via a usb flashdrive. the computer is located in a research team member's office. the investigator uses the informed consent process to explain her institution's method for guaranteeing absolute confidentiality of research data. the investigator uses the informed consent process to explain how respondent data will be transmitted from the website to his encrypted database without ever recording respondents' ip addresses, but explains that on the internet confidentiality cannot be absolutely guaranteed. the investigator uses the informed consent process to explain how respondent data will be transmitted from the website to his encrypted database without ever recording respondents' ip addresses, but explains that on the internet confidentiality cannot be absolutely guaranteed