input with options: Q: What may be the ancestor of placental mammals? A:
OPTIONS:
- fungi
- spirogyra
- amphibians
- eomaia
output: eomaia

Q: Q: Monatomic cations have the same name as their parent element. what happens to monatomic anions? A:

OPTIONS:
- ends in - se
- ends in - fe
- ends in - be
- ends in - de

A: ends in - de

input: OPTIONS:
- superior vena cava
- brachiocephalic trunk
- aorta
- tricuspid valve Now, answer this question: Q: What guards the opening between the right atrium and the right ventricle? A:
A:
output: tricuspid valve

Q: What property are alkali metals at room temperature? A:

OPTIONS:
- mixed
- liquid
- solid
- solid

Answer: solid

Problem: OPTIONS:
- electrography
- titanomachy
- microphotography
- xerography
Q: Q: What term is used to describe the electrostatic process used by most copy machines? A:
Answer: xerography

Q: What is the smallest particle of an element that still has the properties of that element is called? A:

OPTIONS:
- nucleus
- neutron
- proton
- atom

Answer:
atom