Problem: Given the question: Two siblings were going to school. Mary experienced headaches, so he was sent to the eye doctor. The doctor concluded she was nearsighted and prescribed her eyeglasses. Ben had normal vision. Which sibling spent a lot of time reading?
++++++++++++++++++++++++++++++++
The answer is:
Mary

Problem: Given the question: Mary had two twin daughters, Mimi and Coco. Coco was healthy, but Mimi had hemophilia. Mimi took frequent trips to the doctor's office. Which girl had more clotting factors in the blood?
++++++++++++++++++++++++++++++++
The answer is:
Coco

Problem: Given the question: Scientists studied two island. One with an old ecosystem named Old island, and the other with a newly formed and forming ecosystem named New island. Both islands were inhabited, Old island being heavily inhabited. Which island had a less favorable soil for new ecosystems?
++++++++++++++++++++++++++++++++
The answer is:
Old