The solomon asch experiment, in which groups of participants were asked to compare the lengths of lines, demonstrated that:

That group have the strong power of conformity

Explanation:

The Solo-man Asch experiments are the experiment that conducts to know how social pressure is affecting the conformity level of person conformity. He criticized the Sheriff experiment of conformity because there was no ambiguous auto-kinetic experiment. Asch used a line judgment experiment to know the effect of conformity. Asch found that in his conformity experiment the person follows the view of the majority level of conformity of the major group of people. The result also showed that the participants were in conflict and confuse about what they saw and what to report.

i believe that the answer to the question provided above is that the role of campaign committees is to act as a bridge between state and local campaigns.