Do people use electricity more often on daytime or night time

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! "

Whats three fourths of 15(this is supposed to be in math but i clicked too fast)

Which relativos possible when two tables share the same primary key? a.) one-to-one b.) one-to-many c.) many-to-one d.) many-to-many