Answer:
opinion polls have been around longer than social media ( A )
Explanation:
Opinion poll is a human research survey of public opinion about an activity or project to be engaged in. this is usually carried out on a sample of the kind of individuals whose opinion is needed to successfully carry out the project or activity.
opinion poll have been around long before the birth of social media. it is as old as man because it was even practiced in the stone ages. in the 21st century opinion polls are carried through emails, google and other forms which also includes social media of recent.
A.<span>United States Sanitary Commission</span>
The Tang dynasty (Chinese: 唐朝[a]) was an imperial dynasty of China preceded by the Sui dynasty and followed by the Five Dynasties and Ten Kingdoms period. It is generally regarded as a high point in Chinese civilization, and a golden age of cosmopolitan culture.[4] Its territory, acquired through the military campaigns of its early rulers, rivaled that of the Han dynasty, and the Tang capital at Chang'an (present-day Xi'an) was the most populous city in the world.