A and B i believe, hope it helped.
food goes into the human digestive system through the mouth before then moving through the pharynx, then esophagus, then stomach,then intestines, rectum and anus.
Its a yes or no question and I think the answer is no
A volcanic winter is a reduction in global temperatures caused by volcanic ash and droplets of sulfuric acid and water obscuring the Sun and raising Earth's albedo (increasing the reflection of solar radiation) after a large, particularly explosive volcanic eruption.