What should be done if a person is driving outside and a tornado strikes? stop the car and lie down on the floor of the car. stop the car and run to the nearest building. stop the car and lie down in a low-lying ditch. keep driving to the nearest building.

The correct option is C) Stop the car and lie down in a low-lying ditch.

Explanation:

A tornado can e described as a highly pressurized rotating column of air which is big enough to have contact with the Earth surface and a cumulus cloud. It is best that a person be underground or in the basement when a tornado situation arises.

It is unsafe for a person to be in a vehicle if a tornado arises. The best way to avoid it under these circumstances is to stop the car and lie down in a low-lying ditch.  

the maintenance of fluid balance during exercise. author information: fluid supplementation is necessary for exercise in which fluid losses must be offset by intake to avoid the negative effects of hypohydration on health and performance.

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.