Problem: David is a doctor with the local hospital. Yesterday, he was seeing two patients, patient A and patient B. His tests found out that patient A had myopia, but patient B had normal eyesight. He referred the patient with eye condition to an ophthalmologist. Who would find it difficult to see the whiteboard in school, patient A or patient B?

A: patient A

Problem: Two teams of researchers studied different diseases. team Alpha studied people with cholesterol, while team Beta studied people with Parkinson's disease. Which team studied fewer people with atherosclerosis?

A: Beta

Problem: Bill studied two herds of deer for a year. He was in love with nature. He observed the large herd named Alpha inhabited an area with fewer resources. Herd Beta was a smaller one, and they grazed on an abundance of plants. Which herd had a lower death rate?

A: Beta

Problem: A high school student, Timmy, is reading about elements of a periodic table. He is studying the periodic table when he decides to compare two random elements within the same column. He chooses Mardine and Sampline to compare and contrast and gets to work. The first thing he notices is that Sampline is further down the periodic table than Mardine. It's not much information to go on, but it's a good starting point for Timmy. Is electron shielding higher or lower in Mardine?

A:
lower