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. The Royal Observatory was relocated to Blackford Hill, farther south, in 1895. The Royal Observatory was first built in 1750. A man is walking down the street. He is wearing a hat and holding a cane. studies in American emergency settings have provided inconclusive evidence that brief intervention works. If this premise is true, what does that tell us about whether it entails the hypothesis 'Brief intervention works quite effectively according to studies.'?
yes
no
no
no