Q: Two geologists studied the Earth's crust. Benny studied mantle melting, while Vinny studied more about crust displacement. Which scientist observed more mantles above the subducting plate melting?
A: Benny

Q: Mary had two children. Her firs born was named Bill and was normal, and her second child was named Sam and had Down syndrome. Which child had a degree of mental retardation?
A: Sam

Q: Mike is a physician who treats HIV-infected patients. Today, he is seeing two patients, patient A and patient B. Patient A is infected with HIV, but patient B is not infected with HIV. Mike is trying to figure out how HIV-infected patient is different from the patient who is not infected with HIV. Which patient would have stronger immune system, patient A or patient B?
A: patient B

Q: Two bird islands in the Atlantic Ocean had very different climate changes during the last 5 years. Bone island experienced drought, while Finch island experienced flooding. Which island had none of the big-beaked birds die?
A:
Finch