a WWII Rod and Carmen Hill run memorabilia store from home. To find items to sell, they travel around the world buying unique artifacts. Within an hour of making a purchase, they take a picture of the item on their smart phones and post a short tweet about the item on Twitter. Which symbol should be used to represent the remote server that stores the tweets (i.e., the Twitter posts) data? A circle A line with an arrow head A square or rectangle Two parallel lines 2 of 8