The correct function is C) informer-stimulator function.
<em>The political party notifies the people about certain issues, and in doing so, seeks to rouse the interest and support of the public. The function the are applying is the informer-stimulator function.</em>
When doing this function, the political party wants to inform the people about important social, cultural, political, and economic issues of public interest, and explaining how the party is interested in resolving these issues. The political party tries to gain the acceptation of the people and probably, their vote in the next election.
Generally speaking, this would be the "C. informer-stimulator" that seeks to rouse the interest and support of the public, although this exact terminology is rarely used.
