Answer:
They should tested more people
Explanation:
To conduct an experiment, they have to collect many data, repeating the experiment multiple time, design the study etc .
The method used in this scenario is wrong, the outcome of their experiment is based on one sample and the experiment was only conducted once with test of validity.
The result gotten this research may had been because of preference in their reading environment
Joe might like listening to music while he studied which gives him edge to performed well.
Before they can come to a conclusion, they have to involve many individuals in the study
They allow archaeologist to picture what life could of been like
The answer is: [B]: "False".
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Note: An "indictment" does have to involve any type of jury, or even any crime serious enough to be handled at the "grand jury level". An "indictment", or being charged with an offense, may be made by a prosecutor by a court even at the local county level—and SOMETIMES even when no "arrest" has ever been made.
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Well to be honest the answers out of a and c is a good choice but what I think to me is answer c