When we retest for a particular finding in a slightly different context, a/an has been performed.

conceptual replication

Explanation:

Conceptual replication is a scientific research term that decribes the position in which researchers carried out a re-test on the same hypothetical idea or theoretical framework overtime, but applying different subjects, different means of exploring variables, various methods of measuring variables or using different research methods.

Hence, the right answer is what is considered as Conceptual Replication

answer; ///the (iroquois) cultures was made up of several groups, who spoke a common language

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.