Traffic engineers use signals in combination with signs and markings to________.

Question

Question: Traffic engineers use signals in combination with signs and markings to________.

Options:

1.  control busy streets
2.  cause traffic jams
3.  establish flow rates
4.  divert traffic off of main roads

Answer 1

4. Divert traffic off of main roads

Traffic engineers use signals in combination with signs and markings to divert traffic off of main roads.