Vascular neurocognitive disorder
is when the brain’s normal blood supply is disrupted and can cause impairment of the part of the brain that wasn't irrigated by the blood. Because of that, one or more aspects of a person’s conscious
brain functions may be compromised.
So the answer is "<span>Blood flow in the vessels to the brain are blocked"</span>
B and D. Earths axis is an invisible and imaginary line stuck in the middle of the earth. Kind of like stabbing an apple with a stick right through the middle. Then you spin that stick and the apple will spin.