What should you use as the argument for the goto() command?
a. the distance in degrees the turtle should rotate
b. the number of sides the turtle should draw
c. the length in pixels of the line the turtle should draw
d. the x and y coordinates of a point

While inserting images, the picture command is usually used to insert photos from a digital camera, and the clip art command is usually used to a.edit the sizes and other characteristics of photos that have been inserted. b.take a screenshot of an image and copy it to the clipboard for pasting. c.search for drawings or other images from a library of prepared pictures. d.make illustrations using lines and shapes that are easy to manipulate.