Help please: Which of the following did the development of the linear prospective allow artist to do? A. Show a human anatomy more accurately
B. Paint three-dimensional images on a flat surface
C. Create more exact technical drawings
D. Build domes with more precise mathematical proportions

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

1. in the debate for the student council election, a student candidate quoted explicit lyrics from a popular song. the school suspended him for two days, in line with school policy. 2. a student sued the school over its policy of holding two proms: one for african american students and one for white students. - are these civil or criminal cases? how do you know? - which court has original jurisdiction in the case: state court, federal court, or the u. s. supreme court? -. where will the case go next if it is appealed?

Which factor contributed to the rise of african empires such as ghana and mali ? a. their creation and involvement in trade networks b. they focused only on agricultural production. c. they didn’t engage in warfare with other nations d. their geographic location protected them from attacks.