Using the Grid Provided,sketch the Graph of the Given Function $$y = \sin \left( \frac { \pi x } { 2 } \right) - 1$$

Multiple Choice

Using the grid provided,sketch the graph of the given function in the interval (-5,5) and then determine the x-intercepts,if any. $$y = \sin \left( \frac { \pi x } { 2 } \right) - 1$$

A) (-3,0) and (1,0)
B) (-2,0)
C) (-2,0) and (2,0)
D) no x-intercepts
E) (-4,0) , (0,0) ,and (4,0)