The american psychological association has established a set of ethical principles for research with human participants. the experimenter is usually required to give participants a complete description of the experiment before they are allowed to participate. this illustrates the principle of

This illustrates the principle of informed consent.

In all research experiments the experimenter has to have complete consent from all participants involved. They are required to give them a document to read through explaining the experiment, any risks involved, confirmation of data confidentiality etc. and the participant will sign the document if they agree. This is called informed consent. It protects the experimenter and the participant.

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.

answer; ///i believe the correct answer is the empire state building;