How often does a 16-year-old need a medical evaluation from a doctor? a. once every 6 months b. once every 3 years c. once every 1 year d. once every 2 years

In a search a driver needs to look in a of distances far away to near, as well as to the left, right and rear of the vehicle, making efficient use of both central and fringe vision. a) fast manner b) systematic manner c) slow manner d) aggressive