Task: Question Answering
Input (English): Passage: I brush my teeth every morning and night . This morning I brushed my teeth at the bathroom sink , and I was very careful to be thorough . First , I got the toothpaste on the toothbrush , and then I wet the toothbrush head .  I brush the back teeth first , because those are the ones I usually miss . Then , I brush near the front of my mouth and my top and bottom teeth get a lot of attention . I like to make sure I brush my teeth for about 1 full minute .  After I brush all sides of all of my teeth , I spit out all the toothpaste , and rinse my mouth .  After rinsing , I smile in the mirror to make sure I got all the obvious stains on my teeth , and I rinse off my toothbrush . Brushing your teeth is very important to dental health ! Question: When did they start brushing their teeth? Option1: in the morning Option2: after rinsing their mouth
Output (English): in the morning