In the eccentric phase of a squat exercise a person’s trunk lowers from a vertical orientation (90 degrees from the horizontal with ccw +) to trunk lean of 45 degrees. If the movement took 2 seconds what is the average angular velocity (in deg/sec) of trunk lean in this exercise?:

Choose one:

a. 22.5

b. -45

c. –22.5

d. 90

e. 45