The first aid to transport the blind

The first assistant in transporting the blind should not enter his own health. It must act in accordance with the rules to prevent unnecessary coercion and injury.

According to this, which of the following is the general rules that the first deputy must obey during the movement of the wound?

1- Working distant to the wounded

2- Use of longer and stronger muscle groups

3- Direction change by sudden rotation and bending 

4-  Move the injured as much as possible


The right answer is: 2- Use of longer and stronger muscle groups