Asecurity guard acting as a witness in a trial testified that he observed 20 cars in a parking lot. of the cars he observed, 12 were convertibles, 15 had out of state plates, and 5 were convertibles with out of state plates. the witness (is, may not be or is not) telling the truth because the information (is insufficient to make conclusions, confirms he searched 20 cars, implies he searched less than 20 cars, implies he observed more than 20 cars)