Which practitioner uses spinal manipulation, massage, and exercise to adjust vertebrae and restore energy flow? a. Chiropractor
b. Naturopath
c. Hypnotist
d. Homeopath

You did not show us the image of the burger, but i shall try to answer as best i can.  when purchasing food, always consider the ingredients as well as the person who prepared it. consider if they were hygienic people or not, in case the burger was infected with bacteria. no mortal should place an infected burger into their mouth.   

The answer to this is true

1.controls blood flow2.controls oxygen flow3.carries oxygen rich blood to veins