"two-year-old carmen is trying to fit pieces into a wooden puzzle form. her father carmen turn the pieces so they fit snuggly in place. as carmen s skill improves, her father steps back, letting her try on her own. this example illustrates the concept of " novelty preference accommodation sustained attention scaffolding

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

Recently, there has been pressure to loosen clean air standards. use economic arguments to support or oppose this proposed action.

Energy is the total kinetic energy of particles of matter.(chose wisely & pick one) a. mechanical b. thermal c. electrical d. chemical