Can someone drive for sixteen years without having any accident?

No..because you dont know the accident when it will come

no it can be done when accident comes because even if we drive carefully some drivers are careless

Yes ....But there may be some near misses

Yes, am an example, I have been driving for ten years accident free. Just obey the traffic rules and regulations and avoid childish on the road. Drive road worthy vehicle. Yes you will

Yes we can avoid any minor or major accident on the road if we are a defensive driver. 

Yes provided if the Driver follows the proper traffic rule. Yes, there are some instances when we cannot avoid situations but we can take precautions before happen accidents and be careful on our driving.

yes but no one can escape from mild or minor accidents like dents and scratches..that is not a problem its common

No he can't cause there is meny drivers who don't know driving .

No, the driver must have had an accident one way or the other