Will give brainiest

When you exercise vigorously; a). you start to breathe more slowly b). your heart keeps a slow, steady rhythm c). it is more difficult to find your pulse d). you increase your pulse

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.