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. A person is wearing a coat and gloves in a cold weather. The company's profits increased by 10% last quarter. The CEO attributed the growth to the new marketing strategy. If I believe they have to be very careful., can we conclude that 'I believe they have to be careful.'?
yes
no
yes
yes