A man in a red shirt is standing next to a woman in a blue dress. They are both holding hands and smiling at each other. If a person is sitting on a couch, does this mean that 'a person is watching TV'? The article discusses the impact of climate change on polar bears. The author argues that the melting of sea ice is the main reason for the decline of polar bears' population. A person is buying something using self-checkout. The person is healthy and has no symptoms.
yes
no
yes
no