At 9am the speedometer on Geraldine's car read 57 miles per hour, and at 10am her speedometer read as 32 miles per hour.

Which of the following is the correct analogue of the IVT of this scenario?

a) There is a time where Geraldine was traveling over 57mph.

b) Between 9-10am there is one time where Geraldine's speed was all the speeds between 32-57mph

c) There is a speed between 32-57mph where between 9-10am, that Geraldine was driving at that speed for the whole hour.

d) For all speeds between 32mph and 57mph there was a time between 9 and 10am where Geraldine was driving at that speed.

e) There is a time between 9-10am where Geraldine was traveling under 32mph.

f) For all times between 9 and 10am, Geraldine's speed was between 32-57mph.