A book is siting on a desk. What best describe the normal force acting on the book?

The upward force the desk pushes on the book

Explanation:

i think its c or d, its been awhile since i read this book

1.c

2.b

3.c

4.b

5.c

6.c

7.d

8.b

9.b

10.d

11.c

12.d

13.b

14.d

15.b

16.a

17.c

18.b

19.d

20.b

21.a

22.b

23.c

24.b

25.c

26.d

27.c

28.d

29.d

30.a

31.c

32.b

33.a

34.d

35.c

36.a

37.b

38.a

39.d

40.c

41.e

42.a

43.c

44.b

45.d

46.b

47.e

48.c

49.d

50.a

51.b

52.a

53.d

54.c