one statement is given and after that two conclusions are provided. You have to take the statements to be true though it shows difference from the known facts. At first, read the statements and then go to the conclusions. Among the conclusions, decide which is logically correct and answer the question by choosing the options provided. 
Statements: Some kangaroos are chimpanzees. No chimpanzee is Dinosaur. Conclusions:  I. All kangaroos are chimpanzees. II. Some dinosaurs are kangaroos.