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

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

Explanation:

Social media today has en-captured every domain of our society as the world has been united by this platform and reflects the prevalent thoughts, ideas, and trends. The political domain too is also not exempted from this revolutionizing effect of social media.

As per the question, social media has influenced the political campaigns as 'it is a quick and effective form of mass communication' and thereby, help them promote their propaganda more conveniently and efficiently through social media(as compared to political campaigns) due to involvement of people on social platforms. This would aid them to influence the poll results through virtual campaigns and propagation of trending(on social media) beliefs. Thus, option A is the correct answer.

the answer is A

Explanation:

jus took the test