Read the following premise and answer if the hypothesis is true.
Smart Rats<br>When I was in high school I took biology. The classroom was in a lab, with rats and frogs, The rats ran on the wheel, which squeaked. The teach put a pencil in to stop the wheel from working. The room cheered when the rats pushed the pencil out and ran.
Hypothesis: rats are used in biology to explore their body. . Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
It's impossible to say
It's impossible to say.