American society is based on the caste system. Please select the best answer from the choices provided

Why have the aztec ruins in mexico city not been dug up?

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

Ateam of men and women of different ethnic backgrounds, age, and physical capabilities work for a tv show which involves decorating gardens in a very short time frame. the team worked in co-ordination to come up with new decorative ideas for each episode. this is an example ofa team of men and women of different ethnic backgrounds, age, and physical capabilities work for a tv show which involves decorating gardens in a very short time frame. the team worked in co-ordination to come up with new decorative ideas for each episode. this is an example of