The answer is number 3 because it steadily increases or goes up so it's a straight line it doesn't go down or it doesn't decrease the number of guests!
1. In 2001 the museum started off with a high amount of visitors.In 2002 there began to be a decrease until 2005 where a slight increase happened,then in 2006 there were more of an increase in visitors being higher than the amount in 2001.
(feel free to rephrase)
B is the answer. Think of a clock, one hand at 12 and one hands at 3 is 90 degrees. That is a little less than 90 degrees so it's approximately 60 degrees.