Problem: Ken and Jen are both attending an air show at a festival today. In each seat at the air show are a pair of electronic ear protectors. Ken puts his on prior to the show starting, but Jen forgets to wear hers and the show begins. Whose sound waves are not being interfered with?

A: Jen

Problem: Two groups f people presented allergy symptoms. Group Alpha inhaled some allergens, but they were in a very protected environment, while Group Beta ingested some allergens and was exposed to a wide variety of other allergens. Which group had some people that were exposed to insect stings?

A: Group Beta

Problem: Rob is studying medicine in a prestigious university. Today, his professor is teaching about blood glucose levels. He gave example of two patients, patient A and patient B. Patient A had high blood glucose level, but patient B had low blood glucose level. Rob was amazed to find how body keeps its balance. Which patient is less likely to produce the hormone glucagon, patient A or patient B?

A: patient A

Problem: Two colleagues studied at the same university. Nick studied the brains of birds, while Joe studied the brains of mammals. Which colleague studied less about complex brain functions?

A:
Nick