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 company's stock price increases by 10% and then decreases by 5%, can we conclude that the company's stock price has increased overall? A black dog shakes itself dry on the beach in front of the waves. The dog's color is not mentioned in the description.
yes
it is not possible to tell
no