A Lawyer Who Received a Speeding Ticket Argues That Because $\Delta$

A lawyer who received a speeding ticket argues that because of the Heisenberg uncertainty principle the radar reading is uncertain.The judge,who happens to have a science degree,rules against the lawyer.Which of the following statements is true?

A) The judge is incorrect because the uncertainty in position is large.
B) The judge is correct because the car is so massive that the uncertainty in speed is very small.
C) The judge is correct because the uncertainty in momentum is very large.
D) The judge is incorrect because radar has only wave characteristics.
E) The judge is incorrect because (m $\Delta$ v) ( $\Delta$ x) $\ge$ h.