Code example 4-3 main program: import arithmetic as a def main(): num1 = 5 num2 = 6 result = a. add(num1, num2) print("the sum is", result) if __name__ == "__main__": main() arithmetic module: def add(x = 4, y = 2): z = x + y return z refer to code example 4-3: what values are in x and y after the code runs? select one:

a. 4, 2
b. 20, 12
c. 5, 6
d. 9, 8

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.