distractions are the number one reason behind car accidents and fatalities on the road. Teen drivers in particular suffer the most from distractions and incidentally, are the most accident prone.
What you can do, is limit yourself to one distraction and tone it down. So don’t talk on the phone and stuff french fries at the same time, but wait until your call is over to eat. While you’re talking, focus on the road first rather than your phone call