What technique, when done scientifically, gathers self-reported attitudes or behaviors of people by questioning them randomly and representatively?

survey

Explanation:

A survey is a research method of collecting information from a sample of people, to obtain information and insights on various topics. A survey includes seeking information from a large population through a questionnaire, which can be distributed on paper or new technologies using digital media such as social networks, etc to generalize the results.

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.