Answer:
1) A cardiovascular system is an organ system that conveys blood through vessels to and from all parts of the body, carrying nutrients and oxygen to tissues and removing carbon dioxide and other wastes.
2) "Capillaries connect the arteries to veins. The arteries deliver the oxygen-rich blood to the capillaries, where the actual exchange of oxygen and carbon dioxide occurs. The capillaries then deliver the waste-rich blood to the veins for transport back to the lungs and heart. Veins carry the blood back to the heart."
3) A heart attack is a blockage of blood flow to the heart muscle.
The Duke is conversing with an emissary of a tally. The Duke is attempting to wed the check's little girl, so he is endeavoring to awe the emissary. In portraying the sketch of his latest duchess, he imparts more about himself than he does of his late spouse. He takes note of that the Duchess' look of "euphoria" in the work of art is not on the grounds that he was available amid the artistic creation.
I think the answer is B.) "Okay, Becky, let's assume for a moment you fail this test again. What is the worst thing that could happen?"
It should be gallant depends on who there asking