This graph shows social media usage and presidential elections. A graph that shows years on the horizontal axis and number of tweets (millions) on the vertical axis. There were 10 million tweets in 2008 and 32 million tweets in 2012. What can you infer from the information presented within this graph? social media has become an important tool in presidential campaigns presidential campaigns have become lesson important to older Americans social media has had little to no impact on how politicians campaign presidential campaigns spent more money on advertising