Why are teens more likely to be involved in serious crashes than adults are?
they underestimate dangerous situations.
they cannot understand basic driving rules.
they are not distracted by their cell phones.
they drive at speeds based on road conditions.

They underestimate dangerous situations.

Hope this helps!

All the above options are correct. The adults are less affected and gets less involved in a serious crashes when compared to teams.

Explanation:

The teens nowadays are involved in more accidents because did underestimate the situation and drive very fast. they are influenced by peer pressure and also the people around them. Also one major factor which is responsible for the accident of the teams is the use of mobile during driving. used to do all the work on the phone while driving and pays less attention on the road.

This is the major factor which is held responsible for the crashes. Also they used to drive very fast on the roads. They do not care about the traffic rules.  

this is really easy just look up what these words mean