Question

why has social media affected political campaigns? it is an effective way of communicating with the public without getting feedback. it is often not an effective way for citizens to disclose daily ideas. it is usually a quick and effective form of mass communication. it is always a free way for politicians to advertise.

Explanation:

Social - media allows rapid and wide - reaching communication, which benefits political campaigns. Option A is wrong as it enables feedback. Option B is incorrect as it is effective for sharing ideas. Option D is wrong because while there are free aspects, political campaigns may also incur costs on social media.

Answer:

C. It is usually a quick and effective form of mass communication.