What is the key feature in basic automobile insurance ?

Ordinarily, the automobile insurance includes 4 basic features.

The first one is the body bodily injury coverage - which covers the fee of medical expense, lost wags or pain, etc. which you may have to suffer from when you are injured in accident.

The second one is the property damage coverage. As in some situation, you may cause accident leading to damage of other vehicle or property. This feature of insurance would help you to pay for these expense to compensate.

The third feature is comprehensive coverage. This is optional in your insurance and it would cover the expense on repair in case of fire or natural disaster, theft, etc.

The last one is collision coverage, which support the fee of repair of vehicle due to the crash with other vehicle.

answer; exemplars;

answer(b); ; ; the quantitative or qualitative variable for which the experimenter wishes to determine how its value is affected by the explanatory variable;