Francis, a restaurant chain’s social media manager, wants to conduct an online contest to promote his restaurant. He conducts the contest in a social networking site which allows people to post only 140-characters long updates. In this context, Francis has used - to conduct the contest.​
​social review sites
​media sharing sites ​
private blogs ​
microblogs

What effect did the enclosure acts have on people’s working lives? a. changes brought about by the acts prevented large farmers from taking lands from smaller farmers. b. small farmers could no longer work on common lands and had to move to cities for work. c. peasants started working on enclosed lands and soon became wealthy because of higher wages. d. landowners forced peasants to build roads and bridges as part of the new enclosure laws.