In this case study looked at the bystander effect on people’s unwillingness to help those in need during a crisis.

the correct answer is "hematoma formation, with ligaments that are stretched, partially, of fully torn" ankle sprain are produced by an injury to the tough bands of tissue (ligaments) that surround and connect the bones of the leg to the foot. this causes several damage to the ankle including hematoma formation and ligament injury .

using the bering strait was the best transportation system.