In which situation is the acceleration of a car negative?
Question 5 options:
A) The velocity of a car was 75 km/hr over 4 hours.
B) The velocity of a car reduced from 50 km/hr over one minute.
C) The velocity of a car increased from 40 km. h to 75 km/h over 15 minutes.
D) The velocity of a car was 45 km/hr at 2:00pm and at 4:00pm its velocity was 85 km/ht.
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