Which of the Following Is an Efficient Way to Stretch

Which of the following is an efficient way to stretch the pectoralis minor muscle?

A) By passively moving the scapula into full protraction while maintaining depression
B) By lying supine with a rolled towel directly under the thoracic spine while a partner pushes each scapula into retraction
C) By rotating the head approximately 45 degrees contralaterally and flexing the cervical spine actively while maintaining the scapula in a relaxed, depressed position
D) By extreme elevation and retraction of the shoulder girdle