Give examples of how scientist use repeated trials and replication in conducting experiments.

WELL FIRST : Scientific inquiry is a multifaceted activitylike the processes of science include the formulation of scientifically investigable questions, construction of investigations into those questions, the collection of appropriate data, the evaluation of the meaning of those data, and the communication of this evaluation.

SECOND: Scientific knowledge is based on observation and inference it is super duper important to recognize that these are very different things. Not only does science require creativity in its methods and processes, but also in its questions and explanations.

But ya lolzhope this helpsmaybe? :D

I'm pretty sure illustrators are often represented among the staff of an advertising agency   

The answer might be c