Bill and Bob were two brothers. they were both into physical exercise, but Bill chose weight lifting, and Bob running. Which brother didn't have to do continuous exercise to maintain form?
Ans: Bob

All marine creatures are not fish. There are some mammals, for example, whales, also live in the water. Rob wants to know more about differences between fish and other non fish creatures in the water. He divided them into two groups, group A and group B. Group A consists of fish, and group B consists of non fish creatures in the water. He started to see the differences between these two groups. In which group the eggs would most likely develop outside of the mother's body, group A and group B?
Ans: group A

Ron, a sociologist, traveled to two very different societies, society A and society B, for several months each and wrote down his observations. Ron is now examining the data he gathered from the two societies in an attempt to draw scientific conclusions, and write up a paper. In society A, he found that there were high levels of income inequality, while society B had low levels of income inequality. Which society will have higher rates of homicide?
Ans: society A

Robert studied two groups of patients. Group O had mild allergy symptoms, while group R displayed severe allergy symptoms. Which group experienced itchy eyes?
Ans: Group O