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)

Which statement best explains whether the table represents a linear or nonlinear function? input (x) output (y) 2 5 4 10 6 15 8 20 it is a linear function because the input values are increasing. it is a nonlinear function because the output values are increasing. it is a linear function because there is a constant rate of change in both the input and output. it is a nonlinear function because there is a constant rate of change in both the input and output.