Ribs are attached to

Intervertebral disc is found in the vertebral column of

Which one of the following is showing the correct sequential order of vertebrae in the vertebral column of human beings?

1. Cervical — lumbar — thoracic — sacral — coccygeal

2. Cervical — thoracic — sacral — lumbar — coccygeal

3. Cervical — sacral — thoracic — lumbar — coccygeal

4. Cervical — thoracic — lumbar — sacral — coccygeal