What font is this? I want to know

Is the following an example of social media viral marketing? indicate your response by selecting yes or no. when you sign onto your favorite social networking website, you get messages from friends who have seen a television show they thought was a "must see! "

Sarah is having a hard time finding a template for her advertising business that she may be able to use at a later date and also make it available to her colleagues

Why should characters such as / \ " ' * ; - ? [ ] ( ) ~ ! $ { } < > # @ & | space, tab, and newline be avoided in file names?